reason. justice ruth bader ginsburg, what it is about is that a woman has a fundamental right to make this choice for herself. the conservatives ask where is the evidence, the law would in fact shut down many clinics. justice sam alito, there is information that they closed for reasons that had nothing to do with this law. texas passioned the law in 2013, amid national outcry over a pennsylvania clinic where a doctor was convicted of killing a patient and three infants in botched late term abortions. the law requires clinics to operate more like surgery centerers and have doctors with admitting privileges at nearby hospitals. texas representative jody laudenberg sponsored the bill. >> texas cares about our women. that its what this is all about. women's health. and quality of care. >> reporter: amy hegtrom miller, ceo of the abortion clinic challenging the law said it was a smokescreen. >> this law is cruel. harsh and does nothing to advance medical health for women. >> reporter: the key vote here as in all abortion cases is the moderate conservative anthony kennedy. today he did not tip his hand. he did ask whether the court should send this case back to lower courts to get more evidence. and scott, that would delay a decision in the case until justice scalia's seat is filled. >> jan crawford at the court tonight. jan, thank you. today, justice came in two infamous murders near the university of virginia. kris van cleave is at the courthouse. >> reporter: shackled jesse matthew left a packed charlot charlottesville court pleading guilty to the murder of two college students. hannah's father, john. >> hannah's enduring gift to us all was she enabled this wicked man to be apprehended. she did change the world a terrible price. >> graham starting her second year at university of virginia in september of 2014 when she vanished. her body was found six weeks later. security camera video showed the last person to seep her alive was matthew. dna recovered during the graham investigation linked matthew to harrington's murder the virginia tech student disappeared after a concert in 2009. >> they say it takes a vil rala to raise a child. i know it takes one to bury a child. >> morgan any mother jill, welcomed the plea deal. >> i would say the primary emotion is relief. this has been finding justice for morgan has been a burden on our family for six and a half years. >> in exchange for pleading guilty, matt to is spared the death penalty. instead he will serve four life sentences. scott through his attorney, matthew apologized to the families of his victims. >> kris, thank you. natural gas pioneer has been killed in a mysterious crash. and, an alarming report about an elusive cancer. the cbs overnight news will be right back. covergirl has big news for lashes! lashblast is our most award winning mascara millions of girls, millions of looks billions of beautiful lashes blasted! the lashblast collection from easy, breezy, beautiful covergirl that lasts for twelve hours? 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aubrey mcclendon was every inch the tycoon, producing natural gas from shale he made chesapeake energy second to exxon in gas production. well today a. len lone behind t wheel he died in a one car crash. timing suspicious. circumstances under investigation. here is omar via franca, 56-year-old mcclendon's suv crashed into the wall in the overpass and exploded into flames. paco valderama. >> he drove straight into the wall there was opportunity to correct or get on the roadway. that didn't occur. >> reporter: the death of the former ceo of chesapeake energy comes one day after department of justice charged him with rigging bids on oil lease is a claim he denied. mcclendon kiddedwas considered pioneer, the boom made chesapeake bill yuchbz dollars. in 2010, he cold lesley stahl that america was sitting on an energy gold mine. >> we discovered the equivalent of two saudi arabias of oil in the form of natural gas in the united states, not one but two. >> reporter: after the boom came the bust. he was forced out as ceo of chesapeake in 2013. authorities say, mcclendon was going faster than 50 miles an hour and was not wearing a seatbelt. but do not know if the accident was intentional. >> it will take our investigators one to two weeks to completely finish the investigation and re-create the accident. but at this point in time it looks pretty cut and dry. >> investigators have pulled out the suv's black box. scott they're hoping the bloks will tell them more about the circumstances of the accident. >> thank you, omar. >> an urgent call for action against ovarian cancer. next. a government advisory board sounded an alarm about ovarian cancer. every year more than 22,000 women in the u.s. are diagnosed. because it is often caught too late, more than 14,000 die. dr. jon lapook has more on this. >> reporter: today's report found surprising gaps in what we know about ovarian cancer starting with the basic definition. though it is called ovarian cancer, it can start outside the ovary in the fallopian tubes or uterus. >> these are all tumors. >> dr. douglas levine heads the research lab and was one of the report authors. >> it is a collection of many different diseases. the subtypes of ovarian cancer all occur in or around the ovary, but they have very different origins. >> why is that important? >> when you figure the orgins it tells you information important about treatment, prevention and mechanisms of developing cancer. >> reporter: presendtivention i. right now no effective way of finding ovarian cancer early. one reason the disease is so deadly. 34-year-old morgan melnekov, got genetic testing last fall and learned she was at increased risk. >> i was not going to gamble with my life knowing they would not catch ovarian cancer in early stages. >> so she opted for preventative surgery. in her case that meant removing the ovaries, fallopian tubes and hysterectomy. >> i had to diet. frustrating as a patient. >> you can screen for breast cancer. you can screen for colon cancer. why is ovarian cancer different? up . >> the cells turn into cancer and spread quickly. we have a limit eed window opportunity to identify cancer cells. >> often no symptoms or they're vague. here itsalarming. more than half women with ovarian cancer do not get standard of care, treatment by an ovarian cancer specialist. >> dr. jon lapook. thank you, doc. >> today, u.s. and malaysian officials say debris that washed up on mozambique last weekend is believed to be part of the tail section of a boeing 777. the same type of aircraft as malaysia airlines flight 370. that plane disappeared two years ago with 239 people on board. it is the only triple 7 still missing. he has been watching from a distance for nearly a year. scott kelly's return home next. ,,,,,,,,,,,, we end tonight with a man who spent more time away from the planet than any american in history. last night, they brought him home. mark strassmann now with the earthling. >> scott kelly back on mother earth after 340 days in space. >> reporter: for almost a year one of the stars in the sky was scott kelly. well don't have to look up anymore to find him. while he orbited earth 16 times a day. we were glued to the window he gave us. his social media photos included some of the nearly 11,000 sunrises and sunsets he saw. p patagonia, hurricane danny, photos that enlarged the horizon. kelly had fun. posing for selfies. goofing around in a gorilla suit. ♪ ♪ certainly i know my kids have watched that video and think it is hysterical. >> reid wiseman spent six months aboard the space station. >> everyone is following scott on twitter. everyone is watching what is going on out there. far more engaged than a decade ago. >> reporter: even stephen colbert said beam me up scotty. >> talking to some one in orbit still is, it's like i'm an astronaut right now. >> reporter: in a matter of hours kelly will be back where he trained at johnson space center. it feels like our ride is over too. >> a year is a long time, you know. you know, even though i look forward to coming home and there is things that i miss, i clearly could have stayed, you know, however long it took. >> reporter: scott kelly made us feel we were also standing on top of the world. mark strassmann, cbs news, houston. and that's the overnight news for this thursday. for some of you the news continues. for others check back with us a little later for the morning news and cbs this morning. from the broadcast center in new york city, i'm scott pelley. ♪ ♪ >> announcer: this is the "cbs overnight news." welcome to the overnight news, i'm don dahler. the republican presidential field continues to narrow. ben carson who hardly made a blip in the super tuesday primaries and caucuses is effectively ending his campaign. carson says he sees no path forward and will skip tonight's gop debates in detroit. the debate will be hosted by fox news, and this time, front-runner donald trump says he'll be there. trump skipped the fox debate in iowa over his dustup with moderator megyn kelly. but since then, he has been on a roll. major garrett reports. >> if this was a typical campaign, donald trump and his party would move together towards nominating convention. trump and rivals remain at odds, and some in the gop want to block trump's path. a split without precedent in modern politics with a resolution no one can predict. >> it looks like we could win, six, seven, or eight, or nine. >> reporter: trump used the ballroom at his gawdy mar-a-lago resort as a backdrop. >> it's only too bad winner didn't take all. if winner took all this thing is over. trump did not repeat claims that ted cruz was a liar. instead complimenting his two victories. and long before marco rubio secured his first only victory of the campaign in minnesota, trump declared him the night's big loser. >> he hasn't won anything. he is not going to win very much. but i do congratulate ted. because i know how hard ted worked on texas. that's a big get. >> i voted for myself. >> reporter: cruz won at home in texas and neighboring oklahoma and declared trump unfit for the presidency. >> america shouldn't have a president whose word would make you embarrassed if your children repeated them. [ applause ] >> reporter: cruz had this message for rubio, john kasich and ben carson. >> for the candidates who have not yet won a state, who have not racked up significant delegates, i ask you to prayerfully consider our coming together. >> we have real problems. >> reporter: rubio remained combative and argued harsh new attacks, slowed trump's momentum. >> five days ago we begin to explain to the american people that donald trump is a con artist. >> reporter: after the speech, rubio told cbs news the gop would never ral yly around trum. >> i will do anything it takes to keep trump from booing nominee. >> trump sounded conciliatory. >> i think we are going to be more inclusive. i think we are going to be more unified. i think we will be a much bigger party. i think we are going to win in november. >> surveys of voters in six states showed 90% of trump supporters were looking for an outsider. 50% are angry with the federal government. in under two weeks, trump and rubio square off. rubio trails trump by double digits. not only his political opponents working to derail donald trump's quest for the nomination. massachusetts republican governor charlie baker says he would not vote for trump in november. and some big money donors are also pooling fund to stop him. >> anti-trump super pac is planning a two week ad blitz in the next round of states. they claim new research will unearth a trove of dirt on trump going beyond controversial statements to focus on his business deals. the plan to assault the republican frontfront-runner. >> i think we are going to be a much bigger party and going to win in november. >> reporter: as donald trump pushes toward enough delegates to secure the republican nomination. >> takes a lot of courage to run for president. >> reporter: the gop establishment i dent team crisis reached a fever pitch. >> the math is completely in trump's favor. >> republicans will be commition an abortion on their own party. >> unless there is an explosion in thursday night's debate, troim donald trump is going to be the nominee. >> reporter: with 300 delegates in his hand. one super pac trying to stop trump in his tracks is upping its game. >> i am conservative, common sense conservative. >> not a lifelong conservative, not consistent conservative, he is a fraud. >> tim miller communications director for jeb bush's campaign. now senior tadviser for our principals pac. so far no one tried to stop donald trump. >> donald trump tells people what he thinks they want to hear. on immigration, abortion, gun cull troe. taxes. health care. >> the super pac spent millions in i w to prevent trump caucus win there all. haw i don't know anything what you are talking about with white supremacy. >> plans to plow forward with two week spending spree focusing with states with primaries and caucuses, march 8 to 15th t the groom's money reportedly coming from well heeled billionaire republican donors. the ricketts family, hedge fund manager, paul singer and meg whitman, president and ceo of hewlett-packard enterprise. >> tonight is the beginning of donald trump bringing the republican party together. whitman was chris christie's former national financial co-chair and blasted his support for trump as opportunism. >> hillary clinton took a big leap towards the nomination on super tuesday. winning seven of the 11 states. still bernie sanders insists he had an extraordinary night. nancy cordes with the clinton campaign in florida. >> thank you all so much. what a assume e super tuesday. she won six southern states by 30 to 60 points including delegate rich texas. she pulled off an upset in massachusetts. and began to position herself as the anti-trump. >> we know we have got work to do. but that work -- that work is not to make america great again. america never stopped being great. sanders won oklahoma. minnesota, colorado. plus his home state of vermont. it is good to be home. he said he would soldier on even if the delegate math is daunting. >> 15 states will have voted. 35 states remain. >> cbs news exit polls show clinton outperformed with african-americans. older voters and women. >> i believe what we need in am in america today is more love and kindness. sanders won among white men and voters under 30. >> i know that secretary clinton and many of the established -- establishment people think that i am looking and thinking too big. i don't think so. >> reporter: clinton is one step closer to making history as the first woman to head a presidential ticket for a major party. a thrill for supporters who watched her front-runner status slip away eight years ago. >> she cares about women. she cares about uniting us. >> i think women get things done. i think her place is rightfully in the white house. >> clinton chose to celebrate tuesday wins in florida because the state's primary is coming up. and because the state is always a key battleground in the general elections. if she is going to be going up against donald trump, she needs to start laying the ground work now. because the he is practically a local. keeps a small retz densidence u way, pet moments are beautiful, unless you have allergies. then your eyes may see it differently. only flonase is approved to relieve both itchy, watery eyes and congestion. no other nasal allergy spray can say that. when we breathe in allergens our bodies react by over producing six key inflammatory substances that cause our symptoms. most allergy pills only control one substance. flonase controls six. and six is greater than one. complete allergy relief or incomplete. let your eyes decide. flonase. 6>1 changes everything. ialmost everything. you know, ke 1 i n 10 houses could get hit by an expensive septic disaster. but for only $7 a month, rid-x helps break down waste. avoid a septic disaster with rid-x. trustit powers...sher with cascade platinum. (politely) wait, wait, wait! you baked-on? dish issues?onna work. ...through... your toughestuck-on food. better than finish. cascade. crowd funding has become a multibillion dollar industry. a way for small businesses to raise money and for people to solicit charitable donations. two of the biggest web sites are go fund me and you caring. because these sites are largely unregulated. there is potential for fraud. anyone can say they're raising money for a worthy cause. but there is nothing to stop them from pocketing the cash. tyree king killed by a drunk driver last summer near his home in springfield, ohio. the next day the 13-year-old's parents say they were consoled by a neighbor they never met before. the woman offered to set up a you caring crowd fund site to raise money for funeral expenses. >> we thought sunny was a good neighbor. but that neighbor, tina harper, pleaded guilty to telecommunications fraud after tyree's parents accused her of pocketing $1,000 of $3,000 raised. >> it was seccen i sickening toa family, and use their kid for that reason, it is just, crazy. >> frankly. >> youcaring's representative insists incidence of frauds are rare. >> launching hundred of thousand of fundraisers a year. vast, vast majority coming to use the site are people who have need here and now. >> youcaring and gofundme are popular ways to raise money for people who need help from medical bills to adoption fees and college tuition. crowd funding sites raise $2 billion in 2015. profitting themselves usually through fees, or percentages of donations. this multibillion dollar industry is largely unregulated. tyree's father come plaend to ohio senator sherrod brown taking his cause to the federal trade commission. in a statement. senator brown says families should never have off to face seeing deceased loved ones connected to fund-raising scams. i urge the ftc to examine to ensure that families are pro tekpro -- protected. >> this professor says crowd funding is safe and legitimate. >> people are soliciting money. you don't know who they are. it gets suspicious and ditch cult to enforce. >> phil collins was one of the biggest rock stars of the '80s and '90s selling about 150 million albums. then he disappeared from the music scene. well, collins is back, re reintroducing classic tunes. he spoke with anthony mason. >> reporter: it has been a long time since we heard from phil collin whose abruptly announced his retirement five years ago. since then wrestled with depression, divorce and neck injury that prevents him from playing the drums now. he is back. well, all most. ♪ please give me one more night ♪ ♪ ♪ just one more night ♪ >> reporter: with seven number one hits in the 80s. phil collins became a global superstar. his music inescapable. the back half of the '80s, you were everywhere. >> i know. i'm sorry. no, no, i do. i feel like i have to go out. i dent realiidn't realize it. ♪ i can feel it coming in the night ♪ >> collins is re-releasing solo albums waite digsal tracks and updated cover photos.% >> the new you. >> it is a new me, yeah. >> small step back into music. for the singer who hasn't announced new material since 2002. >> no i can't stop loving you. >> are you writing songs? >> i haven't been. i have tried to avoid being me, frankly. that's why i retired. i just was fed up with it. >> fed up with what part of it? >> i can't describe it. you know, fell out of love with music a bit. started to feel like music was the enemy. ♪ ♪ just one mind ♪ >> reporter: after collins rumd the airwaves in the 80s, as a solo artist. ♪ to night tonight tonight >> reporter: and with the band, he suffered a backlash. becoming as rolling stone called him one of most unfairly and inexplicably villified men in rock 'n' roll. >> did you ever ask yourself by you became a punching bag. >> it does gain momentum and have a life of its own. why do i read it. some one tells me it is there. i don't go looking for it. >> jack nicholson and i are thrilled to be standing in front of phil collins. >> collins seemed to take the blame for all the musical excesses of the 80s. for flying the concord across the atlantic to play both legs of live aid in 1985. >> welcome mr. robert plant. >> for a much maligned performance there. with robert plant, jimmy page, and john paul jones. >> part of the led zeppelin that wasn't quite so good as it might have been. i have been blame ford that ever since. it wasn't my fault. robert was not ready. was not match fit. sing the stuff. old stuff. you have to wear your voice. and jim jemy was dribbling. >> jimmy was dribbling. >> i knew that was dangerous when i saw it. >> reporter: you want to explain that term for me? >> you know, coming out of the mouth. he was in another place. ♪ ♪ ♪ i can feel it coming in the night ♪ >> as artists like adele and phare pharell, collins emerged from the shadows and back with his family. >> and with your wife? >> yeah. >> yes, i am. yeah, we realized we made a mistake. >> reporter: reuniting with his third wife, means he is back with his two youngest sons, nicholas, now 14, and matthew, who is 11. >> matthew said the tuts day on h -- said the other day on his birthday he wished it would happen. >> what dpid you think when he said it to you? do you view it as a second chance? >> simple. we missed each other. ♪ you make me blue his children made him reconsider it. >> the kids google youtube. watch some of the clips. that's good. yeah. i really look over their shoulder. and i, that was great fun. >> that guy wasn't too bad. >> yeah, starting to say, forgot about that. >> you know if you went out on door with all the songs. you know you would sell out. people stop me in the treatment. i really am touched by that. i can smell it, you know. i can smell it, you know. i can, i can imagine it. i'm gonna take mucinex sinus-max. enough pressure in here for ya? 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>> every intersection. boots around the world. signs promising official cave information was designed to use similar sounding cave names like colossal cav earns. >> by the time you figured it out. you paid your tourist dollars. they have your money the in their pocket. sorry about your luck. keep on driving. down the road. >> at the very end of the road was crystal cave. owned by the fame leemt of cave explorer, floyd collins. >> if low kissing was important. that is where he was lacking. he had to create the road to get to his cave. >> flid soyd set out. to discover a cave. at the beginning of the road. while exploring a possible entrance. collins was by a falling rock. trapped underground. for 18 days the story of the kentucky care of. looking to make a better life, captivated the nation. >> his entrapment became a worldwide story. it scud be argued one of our first nationwide. january, february, 15. the whole nation watched. radio was new. congress was halted so they could listen. happen to old floyd in kentucky. >> floyd dietd just before rescuers were able to reach im. ballads were written, eulogizing. the brave explorer. in cave country, a movement began to ensure that something like this wouldn't have to happen again. >> they wanted to see something dumb. they wanted the cave to be remembered the way they remembered it before. all this ugly stuff started. they wanted it protected. >> finally in 1941, mammoth cave was declared a national park. ment park service later bought up some surrounding caves. which it turns out were part of this year, marks the 200th anniversary of organized tours anniversary of organized tours at ,,,,,,,,,,,, scott kelly back in texas after spending a year at international space station. kelly, landed safely in kazakhstan yesterday. he spent 340 days in orbit, the longest space stint for any american. mark strassmann at johnson space center in houston with more. here inside building nine. this is a mockup of the soyuz space capsule that brought kelly back to earth. over here, a replica of the space station. think about it. kelly orbited the earth, 16 time a day for almost a year now. that is 143 million miles. or about the distance between earth and mars. scott kelly back on mother earth after 340 days in space. >> he is back. after nearly a year living in earth's ultimate penthouse apartment. 220 miles above the rest of us. folks here in mission control. houston letting out a big cheer. nasa will study the 52-year-old for the impact of long time weightlessness. what happens to the human body after 340 days of too little gravity and too much radiation. they will assess the psychological effects of living in such cramped alien quarters. >> it's not necessarily uncomfortable. it is a harsh environment. for instance, having no running water. kind of look i have been in the woods camping for a year with regards to like, hygiene. and liftoff. the year in space starts now. >> the goal, to help future astronauts survive even longer space missions like the three years it could take to got to mars and back astronaut reid wiseman spent six months on the space station in 2014. >> from the federal community. thousand of things they will look at. what is going on with muscles, bones, eyes, fluid shift, how is his brain coping. >> nasa will have the unique opportunity to analyze changes to kelly's jen itting structure, comparing him to identical twin brother, former astronaut mark kelly. in hundreds of extraordinary photos from space, kelly invited social media followers along for the ride. in october, he took this memorable selfie of his first space walk. >> i believe in the importance of flying in space. and the research we do. i believe in exploration. and i will miss being -- on the front lines of that endeavor. >> kelly says the hardest thing about his time in space was missing his friend and family. but he will see many of them when he returns home to houston. that's the "cbs overnight news" for this thursday. for some of you the news continues. for others, check back with us a little later for the morning news and cbs this morning. from the broadcast center in new york city, i'm don dahler. captioning funded by cbs captioning funded by cbs it's thursday, march 3rd, 2016. this is the "cbs morning news." the campaign to stop donald trump. leading republicans try to derail the gop front-runner's path to the party's nomination. scott kelly, space odyssey, and the astronaut is back home in the united states this morning after spending a year in space. and a chilling crime is caught on camera. thieves are seen breaking into a gun store and taking off with dozens of weapons.