Gunman leaving from a party. And the first time is the charm for a rookie of the indy 500. You just won the indy 500, baby. Yes, he did a parttime driver just a year ago is now part of auto racing history. Wow. Those are some of our top stories on this monday, memorial day, may 30th. Announcer from abc news, this is world news now. So crazy. They say he had only been training for three months for that race. Unbelievable. Rookie luck. Well see what he follows up with next year. We begin this half hour with the shootout in houston. Two people were killed, six others injured during this wild shooting spree. Even a Police Helicopter came under fire. There are so many questions at this hour about this. Even though its been hours since a s. W. A. T. Officer shot and killed the primary shooter, police are not sure exactly what happened or why. Abcs phillip mena reports. Reporter the crackle of gunfire erupting in a houston neighborhood. One more down at two people down. Reporter 10 15 a. M. Officers arrive to find two men armed with guns. One an ar15 rifle. Police say at least one of the suspects opened fire in the streets, blowing out car windows and igniting a gas station. Do we believe this is just one or do we think we have two shooters . Reporter residents told to stay in their homes as a gun battle raged outside. Get in your house come in those outside windows. Reporter video shot from inside a nearby church where congregants huddled together for safety. The first officer on the scene shot several times. S. W. A. T. Teams and a Police Chopper move in. Gunmen firing on that chopper, even hitting homes. Female was shot in the leg. Reporter one woman shot in her car, another driver killed. Nicolas, a boy scout, giving first aid to a wounded officer. I asked him to remove his vest, and once he had done that, i wrapped up the wound on either side of his leg. Reporter eight shot in all. Bullets coming just inches from this man. The bullet came through that door and then it went through that seat. Reporter another man who for Moment Police are calling a suspect was wounded by gunfire but police arent saying who shot him. Police are still searching for a motive because one of the suspects is alive and in the hospital. Investigators are hoping he may be able to provide them with some answers. Phillip mena, abc news, houston. Emergency crews have recovered two more bodies from the floods swamping central and southeastern texas bringing the death toll now to six. The storm is packing plenty of nasty weather. Rain, wind, even hail in parts. Thats keeping most people indoors over this holiday weekend. Most roadways are flooded. Especially around swollen rivers. And with more wet weather expected today, evacuations are under way outside of houston including two prisons. Conditions are miserable along the east coast especially in the carolinas thanks to tropical depression bonnie. That system slowed down a bit but dumped enough rain to flood much of the area. Flooding along the interstate 95 forced a shutdown which backed up traffic for hours. And that rain will be making its way north drenching most of the east coast today. For a look at the forecast, lets head over to accuweathers Paul Williams now. Good morning, paul. Good morning to you, diane, kendis. We have the influence of bonnie still creating downpours along the east coast. Courtesy of a High Pressure system thats going to guide that along, as well. The big story, even right now as were speaking, the strong thunderstorms still rumbling throughout portions of texas was thunderstorms throughout the overnight period. Stronger storms up towards the panhandle of texas as well as oklahoma. Some of these storms also blossom into dangerous tornados. Diane, kendis. All right. Our thanks to paul. The family of a boy who fell into the gorilla exhibit at the cincinnati zoo says hes back home and in their words doing fine. Video shows the moments after the child fell and made contact with a male gorilla. Zoo officials decided to shoot and kill the animal to save that boy. Witnesses say it appeared the gorilla was trying to protect the child. And not harm him. Peta says the incident could have been prevented if a secondary barrier around the exhibit was in place. To florida now, where a teenager is recovering after being bitten by a shark near jacksonville. The boy was treated for an eightinch bite behind his right knee on top of his calf. The injuries were not believed to be lifethreatening. A shark attacked what might be one, may have caused the injuries suffered by a swimmer off Southern California. The woman was found, she was bleeding heavily. And they believe it was a large bite on her upper torso and shoulder. The beach was closed for about 45 minutes while they searched for a shark and will be closed for 24 hours entirely. Turning to the battle for the white house now, Bernie Sanders is digging in for a victory in california, despite calls for him to drop out. Donald trump spent part of the memorial day weekend trying to woo the nations veterans. Abcs Karen Travers has the latest. Reporter bikers taking over washington, d. C. The roar of motorcycle engines echoing through the streets of the nations capital, as riders gather to honor military veterans. I thought this would be like dr. Martin luther king where the people would be lined up from here all the way to the washington monument. Reporter the headline speaker at the annual Rolling Thunder event Presumptive Republican nominee donald trump who often professes his love for veterans. Were going to rebuild our military and were going to take care of our veterans. Reporter sundays event honors American Veterans missing in action and prisoners of war. But trump is getting new criticism for past comments he made about a former p. O. W. , senator john mccain. I like people that werent captured, okay . I hate to tell you. Reporter one time gop nominee and decorated veteran bob dole has endorsed the billionaire, but in a recent interview on cnn, he said trump needs to apologize. Im going to try to get trump to issue an apology. Reporter also calling out trump, candidate Bernie Sanders. Still hammering the republican for accepting then declining a debate. And i think the American People should be very concerned about somebody who keeps changing his mind not only on this debate but on virtually every issue hes been asked about. Reporter sanders is campaigning hard in california ahead that have states primary. But californias senior senator and Hillary Clinton supporter Dianne Feinstein says its time for him to bow out. He ought to be able to be read the sign posts. If he did that, he would know that its all but over. Reporter unlikely to happen before californians cast their ballots. Karen travers, abc news, washington. Harm yo rubio is reflecting on his president ial campaign after saying he will support donald trump following a bruising primary battle he now says he would be willing to speak at the Republican National convention on trumps behalf. Rubio is leaving the senate after his term ends. He told cnn he apologized privately to trump after one of the debates for comments that he made about trumps hands. I apologized to him for that. I said its not who i am and i shouldnt have done it. Rubio insists that he is not open to being trumps running mate. He says they still have real policy differences and trump should choose someone who fully embraces his vision. As iraqi forces get ready to retake the city of fallujah from isis, theyre getting aerial support from u. S. Forces and its allies. Spy planes are tracking Islamic State movements from far above. Harm that rad Martha Raddatz has the story. Reporter coming in for a landing at an air base on the arabian peninsula, the famed u2 spy plane. We are in the chase car speeding alongside at close to 100 miles per hour, the driver talking the pilot down safely, since he has limited visibility in this aircraft when landing. Returning from a 12hour mission 70,000 feet above the war against isis. So high that pilots must wear pressure suits similar to astronauts. Flying the u2 is crazy, because youre the highest person in the world besides the people that are on the space station. Reporter you have the best surveillance possible, right . Exactly. Reporter we are allowed on a mission in an awac over iraq and syria. Those huge airborne Radar Systems coordinating the war planes. Weve been orbiting over iraq for about two and a half hours now, very near the syrian border. When youre on station, thats the busiest time. Youre looking out for aircraft, youre looking out for enemy. You pass on whatever . Yes, maam, and funneling information back to the ground commanders so that they can decide the flow of battle. Reporter and once the targets are located, drones and fighter jets are unleashed. Targets range from anything from banks to Oil Infrastructure to actual enemies on the ground. Reporter with the iraqis now trying to free fallujah, those airstrikes will almost certainly intensify. Martha raddatz, abc news, the arabian peninsula. Pope francis is insisting hes not the retiring type. The pontiff says he will not step down from the papacy. He addressed the issue in response to a question from a child that the vatican event on sunday in 2013, his predecessor Pope Benedict became the first leader of the Catholic Church to step down in more than 600 years. Forget about the record 73 wins. Season comes down to tonight for the golden state warriors. The defending nba champions evened out the series on saturday night outscoring the thunder 195 in the final five minutes for the 108101 win. It was a great game sated. Game seven of the western conference is tonight in oakland. Momentum is now on golden states side. Theyve come back from a threegames to one deficit. And only lost three times this season on home court. Awesome. Going to talk about cleveland now. Were really excited. You love your basketball. So the Cleveland Cavaliers are now waiting that outcome. They finished off the Toronto Raptors in six games to win the eastern conference title earning them the night off last night. They spent it as did many of us watching game of thrones. Yes. So kevin love put his picture of himself and teammate Iman Shumpert on instagram. As you can see like the really big guy in thrones. The cabs would like to wrap the championship up in six games because a seventh game would conflict with a key thrones episode. Cant do that. Apparently there were a lot of questions in last nights episode than answers. We should note that the nba finals will be here on abc. Theres that, too. Yeah. So exciting. Coming up, move over donald trump and Hillary Clinton. Theres another president ial contender in town who will be on the ballot across all 50 states. So could this finally be the year for the Libertarian Party . And the man who survived a 70foot plunge over a waterfall. What hes now saying about his incredible and dangerous feat. Youre watching world news now. Announcer world news now weather, brought to you by nasocourt. You see that guy being swept down this waterfall . Well, he says he was foolish for putting himself in that mess. A little bit. Swept down the water fall, he says hes foolish for putting himself in that mess. They were celebrating by taking a hike in washington state. At some point, he decided he wanted to drink the water from the center of the river because it tastes different. He got caught in the rapids, sent downstream. A shattered heel, buffers, bruises, later, he said he would never, ever do it again. Yes, i bet his wife told him that hurts. Thats a bad idea. Taking a fresh punch at the former governor of new mexico. Now, the party has selected its nominee. Everyone please stand and give a round of applause for nominee for president of the United States governor gary johnson. Reporter odds are youve never heard of gary johnson. Gary, gary, gary reporter the former governor a few months ago is officially running for president , not as a democrat, not as a republican but as a libertarian. Hopefully, this candidacy will potentially dismantle the party system. Reporter the libertarians are hoping this year might be different. Theres a real possibility that we can chief Major Party Status in this country theyre banking on the fact that donald trump and Hillary Clinton have the highest you ever Favorability Ratings of any candidate on either side of the aisle in history. Libertarians believe in liberty and minimal role of government. Conservative but socially liberal. They believe the irs should be abolished. Taxation is theft. Reporter but they also support abortion, gay marriage and legalizing marijuana. The party does attract us to quirky characters. Sometimes, they need a little levity. Reporter this california docket goes by the name of star child, hes all about transparency. But the convention itself is like serious business. Johnson faced some tough competition. Reporter all squared off on a fiery debate coverage everything from foreign policy. No mistake, in the United States is attacked, we will attack back. Reporter to whether drivers licenses exist. You got people that are blind that would be on the road that actually would continue to drive until they hurt somebody. Reporter in the end, it was johnson that walked away with the nomination. The Vice President ial running mate have been Massachusetts Governor bill wells. I do thank you, thank you, thank you. Reporter it could wind up being a real spoiler this election. Johnson is pulling in 10 against the matchup against Hillary Clinton. Libertarians know its a long shot to actually get in the white house, making sure the party can get on the ballot in all 50 states. He as wants to show that the party goes well enough to be included in the debate. Diane, kendis. Coming up, honoring the ultimate sacrifice on this memorial day. Well be right back. Its called operation honor our heroes happening right now at the national mall. This morning were hearing from one of the military moms behind this moving memorial. My name is mary alice horrigan. I am a gold star mother. A Blue Star Family sends their loved one off to war. But a gold star family never gets them back. My son Robert Marc Horrigan was 40 years old and he would have gotten out of the military after serving 20 years that fall. Our organization started because of robert. We wanted people to see not just a flag, but the face of the person who died. Some of them would come back and would be lawyers or doctors or maybe discover a cure for cancer or go to the moon and they were cut down before they could do that. And what we hope to do is just show them the human face of war. Hd 5. This pimples gonna aw comon. Ver. Clearasil ultra works fast to begin visibly clearing up skin in as little as 12 hours. And acne wont last forever. Just like your mom wont walk in on you. Forever. Lets be clear. Clearasil works fast. To show your roots. With root touch up from nicen easy it blends with leading shades, even salon shades. In just 10 minutes. So pick your shade. And show the world your roots. 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Reporter simple rules, genius contestants. You might be the least intelligent person on this show. Its an intimidating show to host. I feel much better now that im standing here with you. I dont know why that is. Maybe its coincidence. How many shows in a row were you on jeopardy . I was on jeopardy 75 times. Reporter yes, that is jeopardy legend ken jennings. How much money have you made doing game shows . Somewhere north of 3 million. A lot of these contestants know each other and have competed in other game shows and in fact, theres some grudge matches weve orchestrated. Your road, ken, to 500 starts with these first ten categories. 20th century american poetry. Wouldnt be my strong suit. No. Would there be any poetry from any country in which you would succeed . Bolivian. No. For viewers at home, hes lying. Geography. The second largest ice sheet is found on what large island. Greenland. Nice job, dude. This is not going the way i thought it was going to go. Reporter harris is not a shoulder to cry on. Im more of a turn the knife. This is a really serious moment. One more wrong and youre out. Youre standing three or four feet away from them and theyre scared. This is real money on the line. Enormous amount of pride. Again, her goal is knock you out and take your place. France has a land border with what eight countries . Ken, five seconds. Spain. Andorra. Monaco. Luxembourg. Only 499 questions to go. Nick watt, abc news, los angeles. The 500 questions finale airs wednesday night at 8 00 p. M. Right here on abc. This is a