welcome to "world news tonight." olympic swimmer ryan lochte changing his story. admitting he was drunk when he said he was robbed at gunpoint in rio. >> i was still intoxicated. >> tonight, lochte's public apology. admitting he ovexaggerated his story. but says he still wasn't lying. politics of race. donald trump's new mission -- reaching out to minori so why are some african-americans calling his outreach offensive? path of destruction. >> tornado on the ground! >> tornadoes tearing across parts of the midwest. damaging homes, flipping cars. new flash floods leaving neighborhoods under water. wedding massacre. new developments in that deadly terror attack overseas. the suicide bomber, as young as 12 years old. and, race against time. the frantic search for a

tonight, the parents detailing the underwater rescue. good evening. thanks for joining us on this sunday. i'm tom llamas. we begin with the frenzy swirling around ryan lochte. at the center of an international scandal. the u.s. swimmer claiming he overexaggerated his story in rio. authorities say that video shows lochte and three teammates vandalizing a gas station. lochte revealing he was still drunk when he hold the story. olympic officials deciding if and how the four swimmers should be punished. here's matt gutman. >> reporter: tonight, the second most decorated swimmer in history, backpedaling. ryan lochte telling a brazilian tv station -- >> why did you change the

times? >> i just, i overexaggerated. part of it, the very first part, i was intoxicated. i was a little fritened, having a gun pointed to you. >> reporter: his story having morphed from this first fanciful account. >> we got pulled over in our taxi. these guys came out with a badge, a police badge. a guy pulled out his gun. he cocked it. put it to my forehead. >> reporter: to a statement admitting he should have been describing the boozy night he was seen here vandalizing this sign. and then confronting security guards when they said they'd call the police. but he still doesn't quite admit to lying. >> i overexaggerated the story. i overexaggerated. i overexaggerated some parts. my mistake was overexaggerating what really happened. >> you don't think you were lying? >> i wasn't lying, to a certain extent. i overexaggerated what was

and like i said, i can't say if it was a robbery or anything like that. >> reporter: his explanation for his initial account -- >> i was still intoxicated when that happened. >> so you didn't go to sleep? >> no. >> reporter: and for a swimmer with $1 million in endorsement deals with speedo and ralph lauren, there could be more fallout. lochte acknowledged that he might lose endorsements after this. how bad could it be? >> matt, would you endorse someone who lied to his mother, first of all. lesson number one, never lie to mom. two, lied to the u.s. olympic committee. then goes on national television and makes up a what happened that night. and then as it's unraveling, he just keeps lying. so when you take the narcissism of what he did, coupled with the stupidity of what he did, why? why would someone endorse that? it's dumbfounding. >> reporter: while it's doubtful that he will face prosecution in brazil, a furious ceo of the u.s. olympic committee upping the ante, saying he will face disciplinary action in the u.s.

tom? >> matt, thank you. now to the race for president. donald trump hitting the reset button on his campaign one more time. on a new mission, trying to reach out to african-american voters. already he's facing backlash. struggling to gain ground against hillary clinton, but the republican chair predicting he will pull even by labor day. here's mary bruce. >> reporter: tonight, donald trump refining his message to minority voters. >> i want our party to be the home of the african-american voter once again. >> reporter: after this pitch to african-americans sparked outrage. >> you're living in poverty. your schools are no good. you have no jobs. 58% of your youth is unemployed. what the hell do you have to lose?

but our analyst questioning who he's really talking to. >> i think he's really talking to white people, which is why he is only talking to white people when he talks about black people. >> reporter: trump's new campaign manager today coming to his defense. >> those comments are for all americans. i'm white. i live in a white community. i was very moved by his comments. >> reporter: on the job five days, kellyanne conway, changing course on trump's taxes. after once saying this -- >> the tax returns aren't transparent. i'd like to see those being transparent. >> reporter: now backing trump's decision not to release his tax returns. >> i've learned since on being the inside that this audit is a serious matter and that he has said that when the audit is complete, he'll release his tax returns. >> reporter: with 78 days to go until the election, both sides upping the attacks. the clinton campaign questioning trump's financial ties to russia. >> there are real questions being raised about whether donald trump himself is just a puppet for the kremlin in this race. >> reporter: trump supporter, former mayor rudy giuliani, pointing to speculation in

>> she has an entire media empire that constantly demonizes donald trump. and fails to point out several signs of illness by her. >> reporter: and tonight, the latest fund-raising numbers are in. trump has picked up the pace, but clinton is still far outraising and outspending her republican rival. tom? >> mary, thank you. report out of turkey. in turkey, the president there is blaming a suicide bomber as young as 12-year-old at a wedding attack. jennifer eccleston on the deadliest terror attack in turkey this year. >> reporter: carnage on the streets. a nighttime wedding celebration in turkey turning tragic. a suicide bomber attacking as guests danced outside. ambulances ferrying the injured revelers. of the 50 deaths, at least 29

an eyewitness calling the scene a war zone. president erdogan saying the bomber was just a boy, 12 or 14 years old. and most likely from isis. it's the deadliest attack this year, in a nation still reeling from a terror attack on its largest airport. a failed coup. and just last week, another wedding rattled by violence. this morning, funerals for the victims from this latest tragedy. crowds heard chanting, "ergdogan murderer." the president, unpopular in this pae country. this terror attack comes just days before vice president joe biden's visit to turkey. tonight, the white house issuing a strong condemnation of the bombing, calling it barbaric. tom? >> jennifer, thank you. now to extreme weather across parts of the country tonight. several reported tornadoes

trucks flipped on to their sides. and torrential downpours causing flash floods in texas. dumping almost nine inches of rain in four hours. in louisiana, an estimated 60,000 homes have been damaged. rob marciano looks at the damage. >> reporter: tonight, at least nine tornadoes reported from michigan to kentucky. >> now, if that's not a tornado i don't know what is. >> reporter: what looks a twister in delaware, ohio, appearing right in front of this highway. and a confirmed tornado outside grand rapids, michigan, with winds to 90 miles per hour and the same system pounding down rain and gusts tossing cars and slamming trees into houses and even ripping off this roof. >> i could hear the trees snap. and the trees all around started snapping. you could just hear them. >> reporter: over in floresville, texas, just outside san antonio, overnight rains coming down. nine inches in just four hours.

rescued a man trapped in his car. >> he had water up to his neck. he was there for 30 minutes trying to kick out the window. >> reporter: meanwhile residents across south louisiana still picking up the damage a week after floods damaged parts of that state. officials now saying an estimated 60,000 homes are damaged. >> rob, we're tracking some weather on the east coast tonight? >> it's raining in new york city. this is the same brought the severe weather in the midwest. now the front is sliding through the i-95 corridor, with rain and thunderstorms and gusty winds. the heavier stuff across the del marva peninsula. this will end as we go through the evening, and cooler air behind that. but heavy rain in south texas, 6 to 9 inches of rain in some spots. and there are flash flood watches as the storms roll off of the gulf of mexico.

weather in the pacific northwest, but difficult conditions for firefighters there with the wind. over two dozen fires burning in the west tonight. tom? and a fast-moving fire, the chimney fire, creeping up about two miles away from the famed hearst castle. it's already burned more than 20,000 acres. and the blue cut fire, now more than 83% contained. hundreds of thousands of residents have been under evacuation orders since last week. now to a medical headline causing growing outrage tonight. a pharmaceutical campaign under fire for hiking the price of a life-saving medication more than $400% to $600. parents now worried they can't afford it. here's eva pilgrim. >> every six minutes, life-threatening allergies send someone to the hospital.

medicine epipen forcing many families to make tough choices. >> to watch her face become red and blotchy, and her throat, and her saying mommy, i can't breathe. and knowing that it's up to you. you have to administer this drug. >> reporter: the cost of epipens from the pharmaceutical company mylan have gone up about 480% from about $100 in 2009 to more than $600 this year. for most who need them, they have to get more than one. >> it's not uncommon for somebody who requires an epipen, for a child, to have them in many different places. >> reporter: epipen manufactured 87% of all epinephrine autoinjectors prescribed last year. that's over 3.6 million epipen kits. the cost of the actual medicine, about $1 per dosage. mylan telling abc news that an increasing number of people

high-deductib high-deductible health plans. and they're bearing more of the cost. >> if we had been without, she may not be sitting next to me right now. >> reporter: mylan says it offerings a savings card which ensures many pay nothing. meanwhile, other companies are trying to develop alternatives. tom? now to the rescue of a toddler in florida. trapped under a car, her parents calling 911 for help. marci gonzalez on the grateful parents leaving the hospital. >> yay! >> reporter: tonight, these playful moments, a profound contrast to how the bossard family's weekend began. >> my boat crashed and i have a baby still in the water. >> reporter: their boat capsizing friday night in florida's indian river. both parents and baby charlotte escaping.

23-month-old kennedy, her cries coming from somewhere beneath the overturned boat. >> i need someone underwater now. >> reporter: officer matt rush and corporal alan worthy, doing just that -- diving into the pitch black water, nearly an hour after the accident. their hope, starting to fade. >> we were just getting ready to leave and that's when we heard a very light cry. >> reporter: finally, finding kennedy floating in her life vest under the boat, in an air pocket. >> we just kept praying to god and we got lucky. and i mean, it's a miracle. it's a complete miracle. that everything worked like it did. >> reporter: their miracle daughter back in their arms. >> i love you girls. >> reporter: tonight, heading home from the hospital. >> we really just want to say, you know, our hearts -- >> thank you, so much. for all the prayers. and the wishes. >> thank you.

especially now with doctors saying other than a few scratches and bruises, kennedy is in perfect health. tom? >> marci, thank you. still ahead tonight, a grisly murder investigation. several family members found dead. killed in cold blood. the motive behind the violent attack. and, are we getting closer to driverless cars? one american city and its new test program. is sit back and let a computer do the driving? plus, more incredible olympic moments. team usa shooting for one more gold medal. but it was the coaches of this team that stole the show in rio. why they were stripping down. stay with us. to folks out there whose diabetic nerve pain... shoots and burns its way into your day, i hear you. to everyone with this pain that makes ordinary tasks extraordinarily painful, i hear you.

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forward. but is it too soon for this technology to hit the road? here's lauren lyster. >> reporter: tonight, the multi-million dollar race to turn your car into a robot, accelerating. uber now just weeks away from unleashing this futuristic fleet in pittsburgh. these ford fusions with high-tech trappings. bringing self-driving technology to the american public. but a trained human will be ready to take over the wheel where technology falls short. uber's test, the latest in the global push to create a completely self-driving car. this volvo has some of the most advanced features on the road now. it can gas, brake and steer on its own. but it is suggested that the driver always keeps their hands on the wheel. >> it just pulled up all by itself. >> reporter: abc's neil karlinsky getting a test drive inside google's driverless prototype. >> there's no speedometer here, there's no controls at all. >> reporter: and this week, ford promising fully autonomous cars like these in five years. but there are safety concerns.

accident with a car in self driving mode. and so far, self-driving legislation has only been introduced in 16 states. >> they haven't been tested sufficiently for our regulatory agencies to say yes. >> reporter: so far, uber doesn't have plans to deploy the test cars anywhere outside of pittsburgh. tom? >> lauren, thanks. coming up, caught on camera. you won't believe how this man got out of the squad car. watch this. whoa. what happens next? coming up. and we take you to a massive see-through bridge. hundreds of feet in the air. so, why were people walking on broken glass? stay with us. . >>uh, hello!? a meeting? it's a big one. too bad. we are double booked: diarrhea and abdominal pain. why don't you start without me? oh. yeah. if you're living with frequent,

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with five people being killed in their sleep. police say the suspect went on a killing spree as an act of vengeance. allegedly ducting his exgirlfriend and a baby before turning himself in. next, a heart-stopping moment as police in arkansas were driving a teen suspect to the station. he kicks the bulletproof glass, crashes through the back window when the police cruiser gets into an accident. then after being ejected, he tries to flee the scene, but he was quickly captured. they say not to look down, but you can't avoid it on china's glass bridge. 300 feet high. spanning two mountain peaks. developers allowed them to smash the glass with a sledgehammer, and it was still able to hold an suv. next, as the rio olympics

another gold medal. the men's basketball team crushing serbia, bringing the gold medal count to 46. but the mongolian coaches stripping off their to protest a referee call that gave the gold and you won't want to miss this next story. a mother watching from the stands. stay with us. to stabilize your foundation and relieve lower-back, knee or foot pain from being on your feet. find your nearest kiosk at drscholls.com. also available from dr. scholl's: heavy duty support for lower back pain, lightens the impact

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more perfect moment. here's john donvan. >> reporter: when j.t. garcia of the johnston, iowa, all-stars, stepped up to bat, he knew his mom jen was in the stands. >> one of the biggest baseball games we've ever played in. for her to be here, it's really special. >> reporter: the more so because jen, who at that moment was being interviewed by espn, is pretty sick. >> the diagnosis came december 1st that i had pancreatic cancer. >> reporter: the purple bracelets worn b player wears says jen's prayer team, and proverbs 17:17. a proverb about friends standing by each other in hard times. but wait for the unscripted surprise that comes next. >> they've worked together and become a family. >> reporter: and yes, it's headed for the fence. and over. and the timing of it, well, it seemed like a gift. >> i was trying to hold back the tears since i was on camera, but i was very proud of him. >> reporter: trotting the bases, j.t. told us later, he couldn't

but already knew the next gift he'd give her. >> and, then i gave her the ball, the home run ball. >> reporter: by the way, j.t.'s team won by four. though for jen these days, baseball is less about winning than something else. >> baseball has brought normalcy to our family, that has been a blessing through this, having that has been very helpful. and he's a great kid. >> reporter: yes. and a home run hitter, too. john donvan, abc news. >> and we want to thank the garcia family for sharing their story. and we thank you for watching. "gma" first thing tomorrow morning, and david muir will be right back here tomorrow night. i'm tom llamas in new york. have a great evening.

just come forwarr. just come forward, please. >> a man taken to the hospital after a hit-and-run driver slams into him. the family, now pleading for justice. and a possible solution to the bad traffic on i-25. c-dot approves a lot of monny

tim kaine is heading to denver. what hii plans are while he's in town. >> boy, i started sliding in and it was gone. there was nothing i could do, it was toast. first, a crazy scene unfolding today at the cherry creek reservoir. fire crews and divers spent several hours trying to get thissthing out. russell haythorn talked to the driver tonight. russell, what happened? >> you can see it's back to normal on the boat ramp. back to normal right now, but way too much excitement, earlier today for one family. jeffrey rine says he was backing his boat into the water and his truck slipped on the algae, and slid into the lake as well. his 7-year-old granddaughter was in the truck with him. both made it out safely.