Passengers across the globe. Lines and crowds are continuing to grow. A masve computer outage grounds Delta Airlines. Itppears to preventing passengers from checking in and flights from taking off. The son of a prominent kansas lawmaker died while riding a 168foot water slide. We honestly dont know whats happened. Thats why an investigation, a full investigation is taking place. Hillary clinton is enjoying a bump in the polls. Trump, mean attack mode trying to make up for lost ground. I dont believe he will change and he has to change if hes going to win that election. California firefighters are battling a fastmoving brush fire in the San Bernardino mountains. We are totally out of control. Alex rodriguez calling it quits. No athletes ever ends his careerr her career the w you want to. We all want to keep playing forever. The nfl hall of fame game, game. Questions arose about player safety. A wild scene near san diego. A huge shark jumps out of the water over and over. All that north pole one has ever been there before. Ichiro to right. Hes climbed the mountain and he has arrived at 3,000. And allhat matters in this olympic world, we are all equal. That is simply not true. The whole reason we do this than everyone else so we can make them stand higher than the other people who are not as good. On cbs this morning. Still ahead of the world record by a full second shegoing to break it Katie Ledecky smashes her own world record and ledecky has made history at these rio games. This mornings eyeopener is presented by toyota, lets go announcer this portion of cbs this morningsore sponby toyota. Lets go places. . Welcomeo cbs this morning. Norah odonnell is off. Dane ya jacobson of Cbs Sports Network is with us. One of the worlds Biggest Airlines grounded all takeoffs overnight. Thousands of delta passengers face major delays. Delta blames a worldwide computer outage. This could impact thousands of flights, including connections all across the United States and canada. This is a major global computer outage that has resulted in nearly all delta flights being held on the ground. Flights that were in the air when the outage happened are operating normally, but the vast majority of morning flights are still on the ground. The airline says this is due to atlanta where the airline is based around 2 30 eastern time this morning. The airline also expects largescale cancellations today. Also expect largescale delays because of this computer issue. Impacted by computer issues that has forced the airline to hold all of their departing flights at the gate. It is a rough way to start the morning for one of the nations largest carriers. Delta is an airline known for its reliability. They routinely have the fewest cancelled flight and among the best in ontime arrival but not suffering from fairly substantial computer issues. Just a couple of weeks ago we saw Southwest Airlines experience something very similar. Their computer issues plagued the airline for days. We know crews are working at delta and the bottom line, if you are flying delta today, expect significant disruptions to travel plans. Check your flight status, but be prepared to be at the airport to be delayed or to have your flight cancelled. Chris, thank you. Closed today as investigators try to learn how a 10yearold boy died on what is called the worlds tallest water slide. Caleb schwab, the son of state representative scott schwab. The family was visiting schlitterbahn water park in kansas city yesterday. The boy was on a ride that rises 17 stories above the ground. Omar is live with the latest on the investigation. Reporter good morning. We are inme season, but the road and the park itself will remain closed. And no one is sure when or if the slide in question will reopen. Officials still havent said how 10yearold caleb schwab died, only that he was on the nearly 169foot tall water slide. We honestly dont know whats happened. Thats why an investigation, a full investigation is necessary. Reporter witnesses say they ground. First responders started covering it up with a white sheet. You just dont really want to believe whats going on. Reporter caleb was at the park as part of a free admission today for lawmakers and their families. The slide sends riders on a threeperson raft plummeting at 60 to 70 miles per hour. Riders must be at least 54 inches tall, with each raft having a combined weight between 400 and 550 pounds. In a recent commercial, the slide was promoted as being taller than niagara falls. In facing its sheer size, theres only one question to ask, are you insane . Reporter it faced multiple delays before opening in 2014. Adjustments reportedly had to be made to the slides second hill after sandbag tests showed the rafts literally flying off the slide. After sundays fatal accident, the park stressed its commitment to safety. Every day and inspected by an outside party. Reporter representative schwab and his wife, michelle, issued a statement saying, as we try to mend our home with caleb no large with us, we are comforted that he believed in our savior, jesus, and they are together forever now. We will see him another day. Reporter the water slide is now, water parks website doesnt give an age restriction, but when the park opened you had to be 14 years old to ride. Caleb was only 10. Thank you, omar. An american is one of two in afghanistan. Essors kidnapped Security Officials say the unidentified victim was with an australian colleague in kabul last night when they were abducted. They were professors at the American University at afghanistan. Charlie, good morning. Good morning. The u. S. Embassy in kabul has confirmed that an american citizen was kidnapped near the university. Theyre withholding his identity for now. Afghan officials tell cbs news a number of gunmen in militarytype fatigues forced the two professors out of their suv at gunpoint. Kidnapping is sometimes the work of criminal gangs but the fear here is that they could be sold off to taliban or isis which has been fighting to gain a hold in afghanistan. Isis claimed responsibility for the suicide bombing of a in kabul last month that killed more than 80 people. Just last week, they released photos purporting to show weapons and equipment seized from American Forces including an i. D. Card of a u. S. Soldier. The military said that soldier is safe with his unit and on active duty. But the taliban remains on the attack too, bombing a compound housing foreigners last week. Recently police in kabul advised guards and armored vehicles, warning theyre targets in a kidnap threat is high. In pakistan a suicide bombing of a Government Hospital skilled at least 63 people there this morning. Dozens more were wounded in the attack in the city of queta. No one has claimed responsibility. It happened after the hospital received the body of a leading lawyer who had been murdered earlier in the day. Dozen of his colleagues there to grieve for him. Team usa is off to a commanding start. The u. S. Dominated day two of the competition leading all countries with 12 medals, that includes three golds. China in second place with eight total medals. Italy and japan are tied for third with seven each. Ben tracy is outside olympic park in rio to show us where the americans have been finding their success. Ben, good morning. Reporter good morning from the olympic park here in rio. Day three just about to kick off, but you know people are these this morning. A u. S. Gymnast who does not seem bound by the laws of gravity and two star swimmers who added more medals to their impressive collection. No one loves the relays more than Michael Phelps. Reporter Michael Phelps dove headfirst into history, the most decorated olympian ever, racing towards another medal. And the United States will win gold again relay team usa won gold. Ryan held broke down while celebrating his first olympic medal, as phelps earned his 23rd, 19 of them now gold. Shes going to break it reporter less than an hour earlier, 19yearold Katie Ledecky not only beat the competition in the 400 meter freestyle but she defeated herself, topping her own world seconds. In gymnastics, the fierce five were back in action. Team usa is headed for the team final after dominating the qualifying round. Threetime World Champion simone biles was once again a pintsized powerhouse, but Gabby Douglas hoping to repeat as olympic champion did not make the cut for the individual allaround. Th this. A stunner in rio reporter after 15 wins, venus and Serena Williams lost their firstever olympic doubles match. Rios grueling cycling course proved too much for a dutch rider who was in the lead until this frightening crash. Oh reporter she fractured her spine and suffered a concussion, but later tweeted from the hospital that she was super disappointed after best race of my career. Saw many olympic venues with large swaths of empty seats. Some fans blame long security lines for missing their events. Im going to go out on a limb and say you are americans. Yes. Reporter we found some american tourists getting hazed by the home country fans. You have to patriotic people right there. Reporter despite the fun, there has also been some security conce h two australian rowing coaches were robbed at knife point near their hotel and a stray bullet went through the media tent at the Equestrian Center over the weekend. Police say it came from it was meant for a police blimp that carries security cameras. Ben tracy reporting from rio. Russia is pushing back against a decision to ban all of its athletes from next Months Committee released the report yesterday. Russias Sports Federation is now appealing. This ban means that russia will not have a presence in the games meant to highlight athletes with disabilities. The country won more than a third of the medals at the 2014 winter paralympics in sochi. Donald trump will try to get back on message this morning with a speech in detroit on economics. The republican nominee faded in the polls after a series of missteps. The latest trump is behind by eight points. Our cbs news Battleground Tracker finds virginia voters prefer Hillary Clinton by double digits, 49 to 37 and the race is effectively tied in two important western states. Clinton leads by two points in nevada while trump is two points ahead in arizona. Major garrett is in detroit where trump will soon speak to the citys economic club. Major, good morning. Reporter good morning. That arizona poll number. A democrat hasnt won arizona in a has only won arizona in a president ial election once since 1948, so a statistical tie for trump there is not good news. He must steady the ship. Thats to prevent more defections of republicans and reassure skittish donors. Part of that will be through an economic speech in a few hours that will emphasize acrosstheboard tax cuts, lots of help for the fossil fuel industry and opposition to trade deals, present and nd lacks the temperament. Reporter over the weekend, donald trump tried to change the subject from mistakes and intra party fueds back to Hillary Clinton. Ive always had a great temperament, and you know i win. I have a winning temperament. The subject cant be on her because shes been such a failure. So they came up with the word temperament. Reporter but a new poll shows more than six in ten believe clinton has the personality and temperament to effectively serve as president , does not. Im not ready to support donald trump. Reporter arizona senator jeff flake repeated calls for trump to change his approach. Hes only received 14 million votes in the primary. To get from 14 to 65 or so, youve got to take more responsible positions. Reporter on saturday another republican congressman, scott ridgel of virginia, announced he would vote for libertarian gary johnson, becoming the third gop congressman to renounce trump. W but we will disagree as friends reporter late friday trump tried to end his fight with the gop, reading slowly off prepared remarks, trump reversed his decision to withhold support for House Speaker paul ryan and senator john mccain in their reelection bids. Working hand in hand, we will grow our majority in the house and in the senate. We need that. Reporter Campaign Chairman ul manafort predicted sunday trump was ready for more discipline. She is very focused, he know what he needs to do. Im confident hes going to start doing it. Reporter rnc Reince Priebus played a big role until trumps endorsement reversal. He warned trump if he doesnt change he risks not only his election but majorities in the house and senator. Top republicans hope trump gets it and will become less but as said in one entirely different context, hope is not a strategy. Theres certainly more to come. Hillary clinton will respond to donald trump with her own economic speech in detroit later this week. Her campaign is trying to keep the focus on the economy and her opponent, after clintons latest comments about her state Department Emails raised new questions. Nancy cordes is tracking the clinton campaign. Nancy, good morning. Reporter good morning. Before he gives his speech point to Economic Experts who say his proposals would lead to a lengthy recession and kill jobs. Clinton is visiting more Small Businesses this week as she tries to prove that she, not the billionaire, can steer the economy. An economy that works for everyone, not just those at the top. Reporter clintons relentless focus on the economy, as trump veers off course. Shes a monitor. Reporter may be paying off. shes prepared to be president , compared to just 36 who now say that about trump. The namecalling probably doesnt help. She is a totally unhinged person. Shes unbalanced. Reporter the comparison has enabled clinton to take the lead even though she performs poorly in some areas. Only a third of virginia voters think she can bring change to washington or that she tells the truth. It. Reporter clinton gave a tortured explanation friday for why she mischaracterized the fbi directors comments, claiming incorrectly that he said she never publicly lied about her emails. Director comey had said that my answers in my fbi interview were truthful. Thats really the bottom line here. What i told the fbi, which he said was truthful, is consistent with what i have said publicly. Shes lying about lying. Reporter republicans argued words. She now has a fundamental way of saying to people it wasnt that i lied to you, i just didnt quite remember whatever it was i was going to say. Reporter but in politics, everything is relative and a new National Poll asked voters who they think is more honest, clinton or trump. She won that one by a narrow margin, dana, 49 points to 40. Ncy cordes, thank you. Floridas gulf coast this morning is under a flood watch. Heavy rain already pounded parts expected throughout the week. Between 8 and 12 inches of rain could soak places from tampa north toward the panhandle. Some areas are under a major flood risk because of swelling rivers. The nfl called off a marquee preseason game last night because it was too dangerous. The annual hall of fame game was cancelled due to poor field conditions in canton, ohio. Paint used in the end zones and at midzone became too hard for the packers and colts to play. Said they are disappointed for the fans, but player safety is their primary concern. Some car thieves are giving up on hotwiring and now turning to hacking. Ahead, how criminals can trick iran executes a Nuclear Scientist who allegedly worked as a u. S. Spy. Ahead, how a fathers desire to return home to his son likely the news is back in the morning right here on cbs this morning. Announcer this portion of cbs this morning sponsored by chickfila. We didnt invent the chicken, just the chicken sandwich. We didnt invent the chicken. Just the chicken sandwich. 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