And your health tonight. The new headline. The superbug doctors have dreaded is now here in the u. S. Good evening. And we begin tonight with the tornado watches up right now, just as millions prepare to travel for the holiday weekend. A huge swath of severe storms right now. The National Weather service revealing late today it was an ef4 that tore across abilene, kansas. A monster tornado. A half mile wide. Winds up to 180 miles an hour. And it was on the ground for 90 minutes. Look at this. Late today. New images coming in. You can see the fire igniting. This twister in brian, texas. And a tornado bending the Railroad Tracks in kansas. Meteorologist rob marciano in the tornado zone, where they believe it will be a dangerous night ahead. Tornado reporter tonight, new twisters on the ground power flashes on the horizon showed just that in bryan, texas. Oh, [ bleep ]. Reporter homes ripped apart there. In missouri, passengers at kansas citys airport evacuated. In kansas, parents at a Topeka Library keeping kids calm with storytime amid the tornado warnings. This after an incredible 24 hours here. In northern kansas by some accounts, one of the most intense tornadoes ever chased. An ef4. With winds of 180 miles an hour. A halfmile wide, traveling 26 miles. On the ground for a terrifying 90 minutes. More than 100 First Responders racing to find those injured. Bent train tracks defying physics. Thats insane. Reporter thankfully, no serious injuries. The twisters relatively slow speed giving residents like sam zook and his wife time to get to their shelter. The main floor walls of their home, completely blown out. This is their master bedroom. That says it all. The zooks emerging to find their home gone. Happy to be alive, but overcome with emotion. Good lord upstairs knew where my wife and i was. Reporter david, this area has already seen several tornado warnings this afternoon. Look at the sky behind me. You see how turbulent this atmosphere. Beautiful, but very, very menacing and dangerous clouds. That will continue through tonight. We have several tornado watches out across seven states from texas through colorado. As far north as into nebraska and those are in effect right through this evening. Look at our computer models and show you another round of severe weather, if in the two more rounds that will go across the i70 corridor, from Oklahoma City down through dallas, up through wichita and east in through kansas city. And then, overnight tonight, heavy rain and wind threat. In the tropics, southeast of the carolinas, watching this system. National Hurricane Center says it has a 70 chance of developing into a tropical cyclone. It will make for a welt and windy holiday weekend. In the meantime, dangerous weather here in the plains. Well be tracking it all night. David . All right, the ominous skies behind you. Stay safe. Meantime, back here in new york city tonight, new images just released from the nypd, after a concert turned deadly overnight. Several people inside the concert were hit. Abcs eva pilgrim with the video just released and late word now coming in on the suspect. i ¿ reporter tonight, chaos inside that concert hall. The nypd releasing that chilling surveillance video. A suspect, identified by police as rapper troy ave, seen here lifting his gun and firing a shot inside this v. I. P. Green room. About 1,000 people were attending the show at irving plaza, a popular concert venue, in lower manhattan. Witnesses in the audience say a fight broke out near the stage. About five minutes later, shots were fired. Concertgoers scrambling for safety. One person killed, three wounded, including the suspect and one woman shot in the leg. All in area hospitals. At least one in critical condition. Just moments before featured act t. I. Took the stage. You can have whatever you like reporter the popular star in one of those third floor green rooms near the shooting. David, nypd telling us rapper troy ave has been arrested and is being held at a local hospital. Hes facing charges of Reckless Endangerment and possession of a gun. Nypd not ruling out other suspects. David . Eva pilgrim here in new york tonight. Thank you, eva. And now, to washington. There is news coming in at this hour on the secret service. Word that 41 secret Service Agents and staffers have now been punished for searching for embarrassing details about a congressman who had been critical of the agency. So, lets get right to abcs senior justice correspondent Pierre Thomas tonight. Reporter david, tonight, the results of an investigation. As you said, 41 secret Service Personnel are being disciplined, ranging from letters of reprimand to suspensions. The investigation determined staffers snooped through the personnel files of jason chavis, who has been investigating the agency. One agent leaked to the press that chavis once applied to the secret service, but was rejected. That agent has resigned. Jeh johnson says hes appalled by the episode. David . Pierre thomas live in our washington bureau. Thank you, pierre. We turn now to the race for president tonight. Donald trump getting the magic number, the delegates he needs to land the republican nomination. Trump today earning enough delegates to put him over the top. Now with 1,239 and counting. And this evening, trumps 10 million price tag to debate bernie sanders, not Hillary Clinton. Abcs tom llamas on the campaign trail from california. Reporter tonight, donald trump naming his price. 10 to 15 million to debate bernie sanders. I think it would get very high ratings. It should be in a big arena somewhere. And we could have a lot of fun with it. Id love to debate bernie. The problem with debating bernie, hes going to lose. Reporter trump saying the millions would go to charities. Senator sanders, who requested the debate, saying bring it on. I think its important that somebody hold him to task. For his outrageously bigoted remarked. Reporter the specter of a trump sanders showdown, comes at the billionaire clinches the gop nomination. I was coming out of my building this morning and there was a big news flash that donald trump had won the nomination. And reporter trump tonight tweeting this picture, celebrating with mcdonalds on his jet. Officially he wont become the nominee until the convention, but for trump, thats just a formality. Politicians like Hillary Clinton have failed you and they failed you badly. Theyve used you. Theyve stolen your votes for decades. And theyve given you nothing. I will give you everything. Reporter and last night, with jimmy kimmel, a rare confession. As recently as 2012, you thought she was terrific. What did she do . Let me just explain to you. I will tell you. When im a businessman, if people ask me about politicians, i speak well. So, when they ask me about hillary, shes wonderful, everybodys wonderful. And thats the way it is. Including contributions. They ask me for contributions so, you were full of [ bleep ] when you said jimmy kimmel joining our political team. Tom llamas with us live. And tom, is this debate going to happen . Reporter david, it is a steep price tag, but tonight, the Sanders Campaign saying tv networks are already reaching out to them and theyre having back Channel Communications with the trump campaign. Senator sanders himself says if it does happen, theyre going to have to rent out the biggest stadium here in california. David . All right, stay tuned on that front. Tom, thank you. In the meantime, we turn to Hillary Clinton, reacting tonight after that harsh report from the state department about her private email server. Our team also asking clinton today what some of her supporters have been asking. After Donald Trumps attacks, is clinton fighting back hard enough . Heres what she told us. Abcs cecilia vega on the campaign trail, as well. Reporter tonight, Hillary Clinton on the defensive, after that scathing state Department Report about her emails. Speaking with abcs liz kreutz. Can you say today that you did not break the rules . You know, this report makes clear that personal email use was the practice for other secretaries of state. But it was still a mistake. And as ive said many times, if i could go back, i would do it differently. Reporter clinton now has her cites set on one man the best way to reassure ourselves and the rest of the world is to make sure that donald trump, this loose cannon, never gets close to the white house. Reporter but tonight, questions about whether clinton is ready to battle a rival like trump. Some of your supporters would say that you have to fight back a little harder against donald trump. That his attacks against you and your husband are left unanswered. Im going to run a campaign about the american people. He can run his campaign any way he wishes, but im going to stay focused on what matters to voters. Reporter and shes getting help. In japan, president obama saying World Leaders are worried about a possible trump presidency. They are not sure how seriously to take some of his pronouncements. But theyre rattled by it. Reporter ambassador Caroline Kennedy telling abc news allies tell her they are concerned about a president trump. And tonight, donald trump is shrugging off president obamas claim that some World Leaders are rattled by the prospect that he would win the oval office, saying that in business, sometimes when you rattle people, its a good thing, not a bad thing. David . Cecilia vega with us again tonight. Cecilia, thank you. Were going to move on now to a midair scare involving two american fighter jets. Their f18 superhornets colliding off the coast of north carolina. The coast guard and commercial fishermen pulling all four crew members out of the water. Abcs chief global ail fairs correspondent Martha Raddatz tonight on the Training Mission gone wrong. Reporter the coast guard flew two of the naval aviators to the hospital within hours of the jets colliding. The other two, who had been picked up by a passing fishing boat, arriving an hour later. The two jets were flying 24 miles off of cape hatteras, a Training Mission, likely flying in tight formation, like these air force jets, just a few feet separating them. It is not clear what parts of the ear plain airplanes hit, but even wingtips striking could bring the plane down, saying former f18 pilot steve ganyard. Flying formation in tactical aircraft is very dynamic and theres very little room for error. But first rule is, dont run into the other guy. Reporter the jets are a total loss, which means about 140 million at the bottom of the ocean. But of course, david, we are all grateful the pilots and crew survived. David . Thats for sure. All right, Martha Raddatz tonight, thank you. Back here at home, the sex scandal rocking an american campus. Baylor university today apologizing for blocking alleged sex assault victims from coming forward. The school today saying it will fire its football coach, after numerous assault allegations against players. A law firm investigating the claims says the program did not report cases. The University Also demoting president ken star. His name may sound familiar. Star investigated then president bill clinton during the Monica Lewinsky scandal. Now, to a major head call headline tonight involving your health. The new superbug scare here in the u. S. A powerful bacteria making its way to the u. S. For the first time, and resistant to an antibiotic considered a lastditch resort. Abcs linsey davis. Reporter its what doctors have dreaded. A strain of bacteria so resistant that the toughest antibiotics cant kill it. And tonight, its almost here. The cdc is sounding the alarm. A woman in pennsylvania has become infected with a bug this country has never seen before. The more we look at drug resistance, the more concerned we are. Reporter overuse of antibiotics has bred superbugs, resistant trains. 2 million infections in 2013 alone. Even worse, 23,000 of those infections are fatal. This is the first strain ever found to be resistant to colistin, an old drug of last resort, rarely used because of its harsh side effects. The medicine cabinet is empty for some patients. It is the end of the road for antibiotics unless we act urgently. So, he says act urgently. Linsey davis with us now. And we reported on antibiotics before being overused, so, what kind of conversation should you have with your doctor after this . Reporter right. Dont ask your doctor for an antibiotic. You dont always need one. If your doctor prescribes it for you. Take it for the entire course, even if you start feeling better after a day or two. Linsey davis with us tonight. Thank you. And, memorial day weekend almost here. 34 million americans are expected to be on the road, beginning tomorrow. The average price of gas now at 2 wnt 33 a gallon. Abcs chief Business CorrespondentRebecca Jarvis on what to expect at the pump this weekend. Rebecca . Reporter david, pump prices have been rising now for 15 straight days. But that National Average is still 40 cents cheaper than this time last year. Making this her more yall day weekend the cheapest for gasoline in a decade. So, whos got it the best . Well, the gulf states, including mississippi, louisiana and texas are paying some of the lowest prices in the nation for gas. And even in california, where prices are the highest in the country, a gallon of gas is still 1 lower than it was this time last year. And while that 2 a gallon gas is furmly in the rear view mirror at this point, the experts tell me we can expect prices below 2. 40 in the coming weeks. David . Rebecca, thank you so much. And there is still much more ahead on world news tonight this thursday. The breaking developments involving the mother of the socalled affluenza teen. The family tried to blame a drunk driving crash that killed four on his privileged upbringing, that he didnt understand what he had done. And then fleeing to mexico. Tonight, word coming in. New charges the mother is now facing. The frightening confrontation. Strangers at her door. The Text Messages a daughter sent her mother, and the moment the people that broke in ground her. And take a look at this. Incredible pictures coming in. This is Boston Harbor. A construction site. And if you can see right there, suddenly, the discovery. The new clues coming in tonight. Allergies. And im doing just fine. 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They found her they have her they have her what do you mean . They have her she said, they found me. I stood up. I said, you guys need to leave immediately. If you leave right now, i wont do anything. Reporter sheriffs deputies later found both suspects. Im super proud of the strength that you had. I guess. I dont know where it came from. Reporter tonight, those alleged busted burglars are in court. They have not yet entered a plea. Clayton sandell, abc news, los angeles. Clayton, thank you. When we come back here tonight, a new big dig in boston. The major discovery. They have halted construction and called in a team of archaeologists. Also, win or go home. Steph curry and his dream season, facing an Elimination Game tonight. What the superstar said late today. And from the white house to this house . New details about where the obamas might live next. Usal osteoporosis and a high risk for fracture. I can tell you prolia® is proven to help protect bones from fracture. 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The obamas have said they will stay in washington until their young yoer daughter, sasha, graduates from high school. And the dream season that could come to a close tonight. Could. Superstar steph curry and the Golden State Warriors facing an elimination against the thunder. Steph curry saying today, by the way, his knee is doing, quote, just fine. The warriors have not lost three games in a row since november of 2013. When we come back here tonight, youve heard of the big dig in boston. Youre not going to believe the discovery this evening. They have halted construction for this. 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. Jay knows how to keep nice shorts, dad. G. This is what the pros wear. 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And hear in the sea port district, at a busy construction site for what will be a new 400,000 Square Foot Office building, construction crews were digging when right at this very spot, an unexpected find. An old ship buried 15 feet below ground. Looks like we have a ship wreck that was trapped on the dorchester flats. Sometime in the mid to late 1800s. Reporter that ship from a time back when Boston Harbor looked more like this. No other ship wrecks of this size or scale have ever been found, especially on existing ground. Maybe one of the only ones oo s do in my lifetime. Reporter they have found a barrel lid that once carried lime, used to make mortar and plaster for construction. Here, the ships hum. And just today, this fork, offering new clues. Its from the 1800s, found right next to a stack of burned dishes in the ship wreck. Taking us back to a time long ago, right there in Boston Harbor. History revealed. Thanks for watching tonight. Im david muir. We leave you with this. More than 1,000 soldiers in Arlington National cemetery today, honoring each grave marker with an this is jeopardy please welcome todays contestants a technical writer and editor from annandale, virginia. A Political Science student originally from bloomington, indiana. And our returning champion, a Music Executive from los angeles, california. Whose 8day cash winnings total. And now here is the host of jeopardy alex trebek thank you, johnny. Hi, folks. Well, as you just saw, our champion, buzzy, is feeling his oats, but hes running out of body parts. He told his friends when he started winning on the program, that he would, you know, touch Something Different each day