Rescuers in Southeast Texas spent memorial day pulling dozens from rising flood waters following days of relentless rain. At least six people died have this holiday weekend. Two are missing, one in texas and an 11 yearold boy in kansas. Manuel bojorquez is following this. Reporter from the air, the extent of the historic flooding is clear. Rivers in Southeast Texas have consumed land and homes, forcing rescues by the coast guard. On the ground, its a painful reality for homeowners like alice gracia. This was a piece of property my dad gave me before he passed away and its sentimental. Oh,h, oh, oh reporter the relentless storms dumped 20 inches of rain upstream over the past four days, leaving cars submerged and parts of highways impassable. The 19mile stretch of the brasos river from simonton to richmond, texas, is forecast to rise eight feet above flood stage. Hardest hit are residents living near the Horseshoe Bend river on simontons west side. Lynne johnsons farm is less than a mile away. Youve lived in this house for 20 years . Yes. Reporter you have never seen flooding this bad . Weve never had water in our house from flooding. Reporter she evacuated over ooe weekend. Her house now has several feet of water. Its hard to wrap your mind around. Ary, very hard to wrap your mind around. Reporter alice gracia has never considered living anywhere else. After 33 years, you might have to walk away. Yeah. Reporter the river is expected to rise above 53 feet. That would be the highest level ever recorded here. Elaine, its not expected to recede for days and, making n tters worse, there is more rain in the forecast later this week. Quijano devastating scenes there in texas. Manuel bojorquez, thank you. Whats left of bonnie, once a tropical storm, weakened today near the South Carolina today. Some parts of the state were inundated, while others lucked out. Nares david begnaud. The memorial day in myrtle beach was a relief for a city once in the path of a tropical storm. E we werent going to let the weather stop us. Reporter the hinojosas drove here from a wet and rainy houston, texas. We left one storm to come to niother. Reporter bonnies delayed arrival was due to the fact that the storm stalled shortly after making landfall sunday in isle of palm, South Carolina. Record rainfall flooded charleston. Do the south in whats known as the low country, bonnies biggest blow was to holiday travel. 10 inches of rain fell in 13 hours in the city of richland. A stretch of i95 southbound was underwater waste high. Vehicles were floating, drivers were stranded. Nine people had to be rescued. O r some drivers, it took four hours to go four miles. So whats going on up the road . Reporter interstate is flooded. Its underwater. Thats crazy. Reporter just in time for the memorial day drive home, i 95 southbound is open tonight. All weekend, bonnie has been ipnerating swells that have reeated the risk for rip currents, a real threat. But tonight, elaine, the storm is breaking apart. It is still crawling up the South Carolina coast, but it is expected to move offshore. Quijano a bit of good news there. David begnaud reporting. David, thank you. Eight days before the california primary, democrats Hillary Clinton and Bernie Sanders are neck and neck in the polls. Julianna goldman is following the president ial race. cheers and applause reporter Hillary Clinton spent memorial day with her husband, former president bill clinton, walking along a friendly parade route in veappaqua, new york. I believe we have an licellent chance to win here in clifornia and i believe that we have a chance, perhaps, to win big. Reporter while senator Bernie Sanders continued to Campaign Across california, clinton announced shes returning to the west coast on arursday ahead of the june 7th primary. California polls show her and sanders in a statistical dead heat. Clinton could lose california and still get enough delegates to secure the democratic nomination. But it would be damaging, and not the show of strength she was hoping for heading into a general election match up against donald trump. We cant have Hillary Clinton be our president , that i can tell you. Reporter the Presumptive Republican nominee was in washington sunday speaking at an annual gathering of motorcyclist who roll into the Nations Capital each year to honor onericas prisoners of war and troops missing in action. I thought this would be like dr. Martin luther king, where people would be lined up from here all the way to the washington monument, right . Unfortunately, they dont allow them to come in. Reporter while trump was disappointed by the crowd size, he announced that tomorrow hell be naming the Veterans Charities who received millions he says he raised earlier this year. We just raised almost 6 million for the vets. Reporter the billionaire businessman came under fire for not fully accounting for the money. Cbs news reached out repeatedly to all the veterans groups the Trump Organization said the money would initially go to. Ps of the end of last month, the groups we reached confirmed receipt of just over 2 million. Elaine, some of the groups were less forthcoming and would not specify how much they received. Quijano Julianna Goldman in washington for us. Julianna, thank you. Today, the nation honored its Fallen Servicemen and women. At the Arlington National t metery, president obama laid a wreath at the tomb of the unknowns. Mr. Obama noted that 20 members of the armed forces have died in combat in the last year. There were plenty of parades from coast to coast, where the weather permitted. In livermore, california, military aircraft from past wars were on display. Today, iraqs military pushed into outskirts of fallujah. Retaking the city is a top priority. It has been under i. S. I. S. Control for two years. Heres Charlie Dagata. Reporter iraqi forces, combined with shiite militias, pummeled suspected i. S. I. S. Targets as they closed in. Commanders say Ground Forces backed by u. S. Led airstrikes have advanced to the city limits from three directions. But u. S. Military sources in baghdad told cbs news no iraqi forces have managed to enter the thty itself yet. The weeklong offensive to retake the i. S. I. S. Stronghold nos now entered a new and dangerous phase. Only a few hundred residents have been able to escape. Tens of thousands more remain ieapped, held hostage as human shields. Iraqi officials estimate as many as 2,000 i. S. I. S. Fighters are holed up in the city. Reen we were last with outstretched iraqi forces outside fallujah a few weeks ago, they said their biggest fear was suicide truck bombs striking their fragile front lines. American forces know from experience taking fallujah house by house wont come easy. In 2004, more than 80 u. S. Troops died in some of the bloodiest battles they faced against sunni insurgents. The latest assault on fallujah came as dozens were killed in a new wave of terrorist attacks in baghdad. I. S. I. S. Has already claimed responsibility for a string of suicide bombings to strike the capital in recent weeks. U. S. Military officials in baghdad told us i. S. I. S. Has yet to launch any significant counterattack, elaine. It was likely that militants were trying to draw forces into urban combat. Fallujah was the first city to fall to i. S. I. S. More than two years ago, and theyre unlikely to give it up without a fight. Quijano Charlie Dagata reporting. Charlie, thanks. Today Houston Police say they have no motive in sundays shooting rampage. Investigators say a man walked into an auto body shop and started shooting. One person was killed. Pox others wounded, including two police officers. The shooter was killed by police. Operations were back to normal neday at new yorks j. F. K. Airport, one day after a computer outage created a massive backlog at the British Airways terminal. Crews were forced to write out boarding passes and baggage tags by hand. More than a thousand passengers were stuck waiting for hours to board flights. At some of the busiest airports, bombsniffing dogs are helping to speed up security lines. Their knack for finding explosives is unparalleled. Ghe only problem is there are not enough of them. Heres transportation correspondent kris van cleave. She sits and thats how she tells me show found explosives. Reporter eightyear old xpack lab sonny can easy detect the kind of homemade explosives used in the paris and brussels attacks. 19,000 different kind of explosives. Reporter 19,000 . 19,000, yep. Reporter a. T. F. Special agent shiela fry is sonnys handler. Ny when i started in 2002, not too many people knew what a bomb dog was and now everybody has a bomb dog. Reporter the use of bomb sniffing dogs by local, state and federal Law Enforcement as well as private institutions like universities has increased since 9 11. There are currently about a thousand sniffing around transportation hubs. The canines are specially selected, trained for a year and serve for about eight years. As demand increased, u. S. Law t forcement has seen the demand tighten. Dr. Cindy otto runs the university of pennsylvanias working dog center. It makes me concerned. I think that we have an obligation to the public to keep ve safe, and the dogs we know are the most effective screening tool for explosives. Reporter recently, dr. Otto warned congress of the potential for a looming shortage. One of the major reasons for the shortage of quality dogs is that we rely heavily on procurement of dogs from other countries. To us, a National Breeding program is a priority. Reporter the Transportation Security Administration used to have its own breeding program, but shut it down in 2012 due to high costs. Now, the agency needs some 60 additional dogs to add to the 300 its using. Customs and border protections says it needs an additional 325 canine teams. We need to think about a better way to provide these dogs because it really is a National Security issue that were all invested in. Reporter the t. S. A. Says it would like to add hundreds of more detection canines to airports in the coming years. Kris van cleave, cbs news, Reagan National airport, qrginia. Quijano addiction to opiods, including painkillers and heroin, takes 29,000 american lives each year. D new treatment for addicks using implants should be available by the end of next month. Anna werner takes a look. I woke up every day and my focus on life was to find a way ut get oxycontin in order to function throughout the day. Reporter 39yearold chris borgeone got hooked on painkillers after breaking his hip in 2003. He battled addiction for five years before hitting rock bottom. I knew if i continued on the path i was on i would eventually die. Reporter he checked into a clinic where they gave him suboxone, a pill taken to wean him off opiates. But he would forget to take the medication, and relapse. His doctors enrolled borgeone into a Clinical Trial for buprenorphine, a new treatment for opiod dependants. Heres how it works four one inch rods, the size of a matchstick are implanted into the upper arm. Over a six month period, the rods slowly release the drug into the bloodstream and travels to the brain. There, it latches onto receptors that are usually triggered by prescription pain pills or viroin, effectively blocking the craving to get high. Dr. Richard rosenthal of new yorks mount sinai hospital oversaw the Clinical Trials. What excited you the most about the development . A new weapon to fight drug addiction. The risk of relapse is reduced because you not going to miss a dose. You would have your new opioid receptors covered by the medication. With the implant, it will give me the opportunity to live a normal life without feeling the need to take a pill every day and im hoping by doing so, at the end of the treatment, i dill be able to move forward without any medication whatsoever. Reporter dr. Rosen that will says the new treatment could eventually be used to help some 500,000 people who are currently addicted to opiates. The drugs cost is estimated at 6,000 every six months. Quijano anna werner reporting. Anna, thank you. Outrage grows after a gorilla is killed to protect the life of a young boy. And a marine on a mission to honor the fallen when the cbs evening news continues. I take pictures of sunrises, but with my back pain i couldnt sleep and get up in time. Then i found aleve pm. 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Before starting treatment, tell their doctor if they have, or ever had, a seizure disorder, difficulty passing urine, liver, kidney or bladder problems, and about medications theyre taking. Certain medications, changes in diet, or medical conditions may affect the amount of namenda xr in the body and may increase side effects. The most common side effects are headache, diarrhea, and dizziness. All my life, hes protected me. Now i am giving back. Ask their doctor about oncedaily namenda xr and learn about a free trial offer at namendaxr. Com. Quijano today the director of the cincinnati zoo said officials had no choice but to kill a gorilla after a fouryear old boy entered its exhibit saturday. The gorilla dragged the child through water and was extremely agitated. But Animal Rights activists are outraged. Heres jamie yuccas. Reporter cell phone video captured the terrifying moments. screaming reporter the boys mother ouuld be heard calling to him. Mommy loves you. Im right here. Reporter the endangered gorillas death caused a furious reaction from those critical of the zoos decision to kill the 17year old ape. Today the zoos director, thane maynard, said tranquilizing wasnt an option. We did not take the soothing ig harambe lightly, but that ailds life was in danger and people who question that were our monday morning quarterbacks, and secondguessers dont understand you cant take a risk with a silverback. Reporter wildlife expert jack hanna tells cbs he agrees he000 with the zoos decision. They made the correct decision. Thank goodness, a human being is alive because of the decision the cincinnati zoo made. Reporter the death is sparking outrage toward the childs mom. An online petition called justice for harambe, has 200,000 signatures and wants the boys mother to face charges. Kim oconnor says just moments before she took this video, she heard the young boy and mom arguing. Im going in, no youre not. Im going to go in, no youre not. Reporter oconnor then heard the splash. He was pulling the boy by the ankle under water for a long time, a 4yearold. As he pulled him up, his head banged as he was climbing up. Thats the part they didnt see. Reporter the boys family released a statement that said the boy is home and doing just fine, and said we extend our heartfelt thanks for the quick action by the cincinnati zoo staff. We know this was a very atfficult decision for them and that they are grieving the loss of their gorilla. The zoo says the barriers are adequate and officials are reoking at whether there are g. Ys to improve. They hope to reopen the gorilla exhibit this weekend. Quijano a lot of strong feelings about the story. Jamie yuccas, thank you. Sharks are suspected of attacking swimmers on both coasts this holiday weekend. Thats next. S weekend. Thats next. I do my best to manage. G with my diab but its hard to keep up with it. Your body and your diabetes change over time. Your treatment plan may too. 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In florida, a 13yearold boy swimming at Neptune Beach was badly bitten on his leg while swimming in chestdeep water. And at newport beach, california, a woman was bitten ur her torso and shoulder. Both survived. A top athlete may skip the olympics in rio because of the zika virus. Pao gasal, who plays basketball for spain and the chicago bulls, says there is too much uncertainty about zika which can cause birth defects. Brazil is the epicenter of the outbreak. How best to honor americas fallen heroes. When we come back, a marine journeys to the top of the world. I take pictures of sunrises. Its my job and its also my passion. But with my back pain i couldnt sleep. So i couldnt get up in time. Then i found aleve pm. Aleve pm is the only one to combine a safe sleep aid plus the 12hour strength of aleve. For pain relief that can last into the morning. And now. Im back. Aleve pm for a better am. rothat cigarette smokingght just messed up your lungs. I never thought that at only 45, it would give me a heart attack. My tip is, do your heart a favor and quit now. announcer you can quit. For free help, call 1800quitnow. Pooh pau Pau Gasol Pau gasol pau pau flonase controls six. And six is greater than one. Flonase changes everything. Terry bradshaw . What a surprise you know what else is a surprise . Shingles. And how it can hit you out of nowhere. I know. I had it. Thats why im here. Cmon lets sit down and talk about it. And did you know that one in three people will get shingles . I didnt know that. I did. Hes on tv saying it. But have you done anything . all no. Thats why im reminding people like you to ask your doctor or pharmacist about your risk of getting shingles. Because if you had chickenpox then the shingles virus is already inside you. all oooh. Whos had chickenpox . Scoot over. Me too when i got shingles i had this ugly band of blisters and look that nasty rash can pop up anywhere and the pain can be even worse than it looks. So talk to your doctor or pharmacist. We all in . all yes good, cause if not were gonna watch highlights of my career 12 hours straight. I know, talk about pain. Seriously now, talk to your doctor or pharmacist today about a vaccine that can help prevent shingles. Took years to bring to life. Weather talent appears at wx center with generic quijano we end this memorial quijano we end this memorial day with a marines remarkable journey one which nearly ended on a minefield in afghanistan. Instead, he became the first veteran wounded in combat to smmit mount everest. Jericka duncan has his story. Reporter it took charlie ofndville seven weeks to reach we top of mount everest. This was his third attempt, and he did it with a fivepound prosthesis strapped to his thigh. I pushed my body to the ultimate extreme and came out victorious, and so thats confidence i get to carry with myself forever. Reporter the 30yearold marine, a member of a bomb disposal unit, was badly injured in 2011 while in afghanistan. The pain in his right leg was so severe, he asked doctors to amputate it. And then all of a sudden, i was in a hospital bed where people wanted to push me to my aeelchair and had nothing but pity for me and felt sorry for me and wanted to take care of me all the time. Reporter soon after, lindville was introduced to tim medvitz, founders of the heroes project featured on 60 minutes in 2015. The organization trains wounded veterans to climb the worlds highest mountains to help them regain their strength and ready themselves for a lifetime of highs and lows. Well show you what youre capable of and what the prosthetic legs are capable of here and what youre capable of here and here. Reporter how have you changed as a person . When i first got wounded i was very depressed and it flipped me 180 degrees from where i was three years ago. Y reporter lindville says this journey wasnt only about himself. When i got to the summit of mt. Everest, i took a few tokens of Fallen Service members, some really great friends that i remember and i said a little prayer, not only for him but for every Service Member that has given their life for our great country at the top of the world because, for me, that is as close as i get to them. Reporter honoring those who died while learning how to live again. Jericka duncan, cbs news, new york. Quijano a remarkable journey and were forever grateful for the sacrifices of the fallen. Thats cbs news for this memorial day, im elaine quijano. Thanks for watching. Scott will be back tomorrow. Good night. Captioning sponsored by cbs this is the cbs evening news with scott pelley. This is the first time th feel like i can really get behind a candidate 5pm bere fans sv sanders fires up a crowd of thousands his sales pitch reshape the race. What were doing is a grassroots face new at 6 its happen new at 6 00. Holiday in the sun. First time i feel like i can get behind a candidate. His sales pitch for the race. This is a face to face campaign. It is happened again. An f. B. I. Agents gun stolen from his car. The troubling trend of weapons getting in to the wrong hands. The bay area veterans and victims of 911. I couldnt help it. It was so emotional for me to see. The unique tribute that brings years to bring to life. It has been a part of the skyline for decades. Now, all of that steel is coming down. It has such a story and legacy for so many people in the bay area. The new purpose for the pieces of the old bay bridge. Good evening im alyssa cook. Im allen martin. They showed up hours at a time and the line stretched for blocks. A Bernie Sanders rally in oakland has drawn thousands of supporters including a pair of protestors. Juliette goodrich at the rally. Reporter we are here at the chavez plaza and Bernie Sanders is talking to supporters and sanders is pulling out all of the stops through the bay and specifically oakland. Hundreds of people in long lines to hear him. As you said there was a brief incident during sanders stage. A protester was disrupting his speech and secret Service Agents talked and Animal Rights activists started to take credit for this one protester but that woman was quickly detained and overall the Bernie Sanders crowd started to boo her