Trapped in elevators across the city. Why did the power go out . Good evening. And we begin tonight with the tornado watches up at this hour. Several states, as we come on, now bracing for whats to come tonight. 30 reported tornadoes in just the past 24 hours. Dodge city, kansas, seeing some of the most powerful twisters. And take a look at this. Churning clouds splitting into two separate tornadoes. And tonight, the regions in red bring the immediate concern, and Authorities Say over the next 48 hours, that area of concern will only grow. 35 million americans bracing. Abcs phillip mena is in the tornado zone with the stunning images already. Reporter officials declaring a tornado emergency. Big, big tornado on the ground. Reporter as a violent outbreak unfolds in the plains. Multiple twisters in ford county, kansas, alone. Preliminary reports say one at least a halfmile wide. Its fixing to barrel that house. Reporter veteran storm chaser brett adair dangerously chose, as a home gets sucked in. Seeing the house literally come apart in front of me, ive never seen anything like that before. Reporter winds estimated at at least 135 miles per hour. Next to that motor nher tornado, an unpredictable satellite twister. It was like a side winder, you didnt know which way it was going to go from one point to the next. Oh, my god. Reporter in their wake, flipped big rigs. Huge propane tanks tossed into the road. Another tornado shredding homes in bristow, oklahoma. Gary robertss family racing to their cellar as it approached. I heard all the lumber start just ripping apart, and i knew what was going on. Reporter then scrambling to save the dozens of rescue animals on their property. In jonesboro, arkansas, this young man lucky to be alive tonight, after he was swept into a storm drain. Rescuers searching for hours, until Sergeant Trey dupuy heard his faint cries for help from below ground. Its a miracle that we found him here. Reporter david, this is just one of a half dozen homes in this neighborhood severely damaged by the storm. Residents in this part of oklahoma are not in the clear yet. Theyre in the risk zone again tomorrow night. David . All right, phillip, thank you. Lets get right to meteorologist rob marciano. With millions of americans getting ready to travel for the holiday, rob, whats the latest track of these severe storms . Reporter well, david, we are far from done from this turbulent week yet. Lets get right to the maps and show you where the action is tonight. These storms just beginning to pop now north of oklahoma city, in through wichita. Thats where the tornado watch is in effect until 9 00 p. M. The low creating the storms finally on the move, and that orange area is the target zone for potentially damaging winds and maybe some tornadoes. And then east of there, yellow, more populated areas. Thats your target zone on friday. This system pumping up the heat. Temps 80 to 90 degrees right into the weekend. An instant taste of summer and were feeling that early heat here in upper manhattan. Rob, thank you. We turn next to the rampage on an american highway. Four hours of terror. A gunman firing at drivers at random. One of his bullets setting this car on fire. Another grazing the driver in the head. Authorities losing track of the gunman for hours, and abcs Kayna Whitworth is in phoenix with what theyve just revealed. Reporter terror on a phoenix highway. Theyre getting several reports of a shooter on sr87. There is a male who is shooting a machine gun. Reporter it began just before dark, with frantic calls to police. A driver onning fire on passing cars. Theres a male subject injured. Reporter tonight, police identifying that gunman at 36yearold james david walker, who they say shot at 13 people in six different cars, wounding two of them. This car set on fire by gunshots. The drivers head grazed by a bullet. Hes just taking shots at anybody and everybody that comes across him. Reporter police say walker then stole another vehicle at a gas station, firing at police as he fled. Bullets hitting a police cruiser. He escapes. On the run for three hours. Then, a chopper spots the stolen vehicle, abandoned in a ditch. Nearby, police find an ar15 rifle, ammunition and body armor. A half mile away, a s. W. A. T. Team and police dogs move in on the suspect. This is the second time in a year a highway gunman has paralyzed this community. Police are still investigating last summers shooting spree that targeted drivers and injured a 13yearold girl. David, officers in this case telling me that walker could not have obtained those weapons legally. He spent 16 years in prison for Second Degree murder, and tonight, hes facing multiple charges, including attempted homicide. David . Kayna whitworth in phoenix. Next, to the race for the white house, and there are major developments on both sides tonight. After fights overnight at a trump rally. Look at this. This was the scene today in anaheim, california. Police showing force outside, surrounding the arena. There have been more arrests. Abcs tom llamas is in california. Reporter tonight, Police Departments along the west coast mounting up for a showdown with antitrump protesters. The safety concern following this chaos at trumps rally in new mexico. Get back reporter demonstrators barging through barricades and clashing with officers. Trampling police cars. Police forced to fire tear gas. Trump denouncing protesters waving the mexican flag as, quote, thugs and criminals. And inside the rally bring them home to mom. Go home to mommy. Is it fun to be at a trump rally . Is this the greatest . Reporter calling out demonstrators, one by one. A woman dragged out by her limbs, head first. Not in the crowd . New mexicos republican governor, suzanne that martinez. Trump attacking her. Shes not doing the job. Hey. Maybe ill run for governor of new mexico. Ill get this place going. Shes not doing the job. Reporter martinezs spokesperson firing back. The governor will be not be bullied into supporting a candidate until she is convinced that candidate will fight for new mexicans. And now, trump on the receiving end of a series of fierce attracts from elizabeth warren, painting the billionaire as a ruthless businessman. What kind of a man roots for people to get thrown out of their house . It is a man who cares about no one but himself. A small a small, insecure moneygrubber who doesnt care who gets hurt, so long as he makes a profit off it. Reporter trump today hit back hard, calling warren pocahontas, for claiming shes part native american, for not providing hoof. Pocahontas. Thats this elizabeth warren. I call her goofy. She is no, no, goofy. She gets less done than anybody in the United States senate. She gets nothing done, nothing passed. Shes got a big mouth. And thats about it. And tom llamas with us live tonight from california. And tom, the Trump Campaign signaling that there was an endorsement coming from House Speaker paul ryan, still no endorsement yet, so whats the latest . Reporter david, we all remember two weeks ago when donald trump walked out of that meeting with speaker ryan, waving to the cameras. Last night, Trump Campaign sources told us that an endorsement from speaker ryan was imminent, it was coming soon. But this morning, speaker ryan saying, thats not the case. He needs more time. Tonight, both men will speak via telephone. David . Tom llamas on the campaign every step of the way. Tom, thank you. Meantime, Hillary Clinton under fire tonight. A scathing new report, a state Department Investigation now finding that she broke the rules with her private email server. Clinton did not answer questions today on this, but tonight, her spokesman is talking, saying she did nothing different than the secretaries of state who came before her. Heres abcs cecilia vega. Reporter tonight, Hillary Clinton slammed by state Department Investigators who say she never requested or obtained permission to conduct government business on her private server, even though she had an obligation to do so. Clinton has repeatedly promised to cooperate with the fbi investigation into those emails. Im more than ready to talk to anybody, any time. Im happy to answer any questions that anybody might have. Any time you want to talk to me, here i am. Reporter but she refused to talk to state Department Investigators, and so did he close aide, huma abedin. Clinton said that private server was never hacked, but the state Department Investigation did uncover an attempted hack. Multiple clinton staffers sounding alarms about it. One instructing her team not to email clinton anything sensitive, saying she would explain more in person. Clintons Campaign Points out the new report also shows another secretary of state used a private email account, too. A spokesman tweeting, her personal email use was not unique at state department. I tried to ask about it today. Secretary clinton, why didnt you cooperate with the ig investigation . She ignored all questions. While clinton today appeared on ellen with her snl doppelganger. Hi, ellen, im Hillary Clinton. Every day, we face hard choices, like, which statement blazer to wear. There you go. And cecilia vega joins us tonight from california, as well. And cecilia, the state Department Said today that Hillary Clinton did not cooperate with this investigation. But we know that she has promised to cooperate with the fbi. Any word when shell sit down with the fbi . Well, david, Campaign Sources tell me that sitdown has not yet happened, indeed, and there is no state set for one yet. But we do know that her top aides, including huma abedin have been interviewed by the fbi. That is a sign, david, that this investigation could be nearing completion. Cecilia vega with us, as well. Thank you, cecilia. Texas and ten other states are now suing the government tonight, over the obama administrations directive to scho schools, allowing transgender students to use the bathrooms and locker rooms that match their gender identity. The states are asking a federal court to declare that unlawful, accusing the administration of engineering a massive social experiment and sidestepping the democratic process. Tonight, the tsa chief was back on capitol hill, warning that those long lines at the airports will last all summer. But also reporting on whats being done to shorten them. This week, he says a Pilot Program now rolling out at the airport in atlanta to automatically recirculate bins and give passengers more time to take off their shoes. And there is a new tsa app that rolls out by the middle of next month that will give travelers up to the minute wait times predicted. Next, to some alarming moments on one passenger jet as it was taxiing to the runway in denver. A passenger becoming distraught, throwing herself on the floor. Here tonight, abcs neal karlinsky. Reporter the airbus a319 was still on the runway, as the woman, captured by a stunned passenger is seen lying on the floor at the foot of the cockpit door, kicking and screaming, saying the flight is going to go down. She attempted to pull out the oxygen bag. She jumped out of her seat. Reporter the flight attendant, standing off to her side, remains calm. Can we get the paramedics here . The flight crews number one priority is to protect the passengers and the airplane and communicate with the flight crew whats going on. Reporter its a problem facing flight crews more than you might imagine. On this iceland air flight to jfk in 2013, passengers took matters into their own hands, duct taping an unruly passenger to his seat. Faa statistics show an average of 141 incidents a year. Though, this years numbers are much lower so far. Police got the woman off the plane, but they didnt arrest her. She seemed to be dealing with some pretty serious issues and was taken to a hospital instead. David . Neal, thank you. President obama is in asia tonight, but after his warm welcome in vietnam this week, getting a very tense greeting in japan. The Prime Minister of japan speaking right in front of the president about a former u. S. Marine who is accused of murdering a young japanese woman. The white house now says it expected the criticism. President obama promising full cooperati cooperation. The behavior of u. S. Service members in japan, a point of conflict for years. Were going to turn next here to your money tonight, and a troubling new report about the staggering sums the government spends to maintain aging computers. Some more than 50 years old. Others that still work, using floppy discs. The equipment in nearly every area, even the u. S. Nuclear program. Abcs mary bruce on the hunt, getting answers. Its your money. Reporter a lots changed since the 1960s. The car of the year. Reporter this was the number one car. With my reporter this was the latest fridge. And this was how we watched tv. But tonight, we learned something hasnt changed. Museumlike computers, even floppy discs are being used for vital programs from Social Security to nuclear weapons, like this old missile silo. A new report by the Government Accountability office estimates 60 billion was spent last year, just to maintain and repair these aging systems. Why put up with a set that isnt really up to date . Reporter its a question we took right to capitol hill today. Were taking kids that are graduating with degrees in Information Technology and were dumbing them down in order to learn what they were doing back in 1960. You kind of think that one good trip to best buy and youd be better off than what youre doing now. Reporter and we did just that. This flash drive that i just bought could hold more than 3 million of these old floppy discs. And it cost 7. 5 million less than buying that many old discs. And mary bruce with us live tonight. That was stunning, mary. 60 billion in taxpayer money spent on those aging computers. What did the agencies tell you . Any changes coming . Reporter well, david, at least one agency tells us tonight, they agree. It costs more to maintain it than it does to update it. They are hoping to make major juch dates. David . Mary, thank you. Theres still much more ahead on world news tonight this wednesday. The unarmed father, killed by police, the body cam video just released tonight. The father of two shot in a hotel. He was told to crawl on the floor, he did. The s. W. A. T. Team with guns drawn, so, why did Police Open Fire . There is also news tonight about a missing american vet and mother. This surveillance image, the last time she was seen alive. The Big Development coming in. And look at this. The pintsized star of the spelling bee, first grade. He made history today. But he sent a message to us, and did he survive the first round . Youll see what he had to spell. I accept im not 22 accept i do a shorter set these days. I even accept i have a higher risk of stroke due to afib, a type of irregular heartbeat not caused by a heart valve problem. But i wont play anything less than my best. So if theres Something Better than warfarin, im going for it. Eliquis. Eliquis reduced the risk of stroke better than warfarin, plus it had significantly less major bleeding than warfarin. Eliquis had both. Thats what i wanted to hear. Dont stop taking eliquis unless your doctor tells you to, as stopping increases your risk of having a stroke. Eliquis can cause serious and in rare cases fatal bleeding. Dont take eliquis if you have an artificial heart valve or abnormal bleeding. While taking eliquis, you may bruise more easily. And it may take longer than usual for any bleeding to stop. Seek immediate medical care for sudden signs of bleeding, like unusual bruising. Eliquis may increase your bleeding risk if you take certain medicines. Tell your doctor about all planned medical or dental procedures. I accept i dont play quite like i used to. But im still bringing my best. And going for eliquis. Reduced risk of stroke plus less major bleeding. Ask your doctor if switching to eliquis is right for you. Ugh. Heartburn. G ] sorry maam. No burning here. Try new alkaseltzer heartburn relief gummies. They work fast and dont taste chalky. Mmmm. Incredible. Looks tasty. You dont have heartburn. New alkaseltzer heartburn relief gummies. Enjoy the relief. When your symptoms start. Distracting you . Doctors recommend taking. Nondrowsy claritin every day of your allergy season. Claritin provides powerful, nondrowsy 24 hour relief. For fewer interruptions from the Amazing Things you do every day. Live claritin clear. Next tonight here, the officer charged with murdering an unarmed father in arizona. Newly released body cam video tonight showing the tense moments before he was killed. Officers in a hotel hallway, shooting him as he begged for his life. Heres abcs clayton sandell. Clear this way. Reporter the video begins as police, rifles drawn, close in on a mesa, arizona, hotel room. A 911 caller says theres a man inside with a gun. Somebody is pointing a rifle out the side of one the windows in our building. Reporter tensions are high. Listen to my instructions or its going to become very uncomfortable for you. Reporter moments later, Daniel Shaver comes out of the room. He follows commands to crawl toward officers, begging them not to shoot. But then, officer Philip Brailsford rapidly pulls the trigger five times. Telling investigators he thought shaver was reaching for a gun. I perceived this as a threat. It was just a scary situation. Reporter shaver did have two pellet guns in his room that he used for his best control job. But in that hallway, the married father of two is unarmed. The officer is now charged with Second Degree murder. A judge blocked the release of the exact moment shaver is killed, saying it might prejudice potential jurors. The officer, who was fired, has pleaded not guilty. A jury will see the entire video when the now former officer goes on trial. Clayton sandell, abc news, denver. Clayton, thank you. When we come back here tonight, the new headline coming in about the zika virus and the concern right here in the