In overseas. Americans are being evacuated in iraq as militants linked to al qaeda storm toward the capitol of bagdad. After nine years of war would u. S. Forces go back in . Abcs Foreign Correspondent terry moran leads us off with the developments right now. Reporter ferocious fighting in northern iraq. Soldier trying to hold off the ji ha disastdists. These scenes showing thousands of iraqi soldiers and now prisoners. They have wracked up victory after victory. Major cities falling under their black flag and these fighters threaten bagdad 11 years after u. S. Troops toppled saddam hussein. All that is now crumbling. A track record of brutally. Executions, massby headings and over al qaeda has disavowed them. A new nation straddling two countries in pure islam as they define it. Strict intoleration. You can sense the fear past this long line of cars less than an hour away the city under control of militants. People fleeing for their lives and every car sisterearched for weapons. A wounded child with nowhere to car with the government that failed them. The army just left you alone . Uhhuh. Reporter president obama resisting pleas for immediate u. S. Air strikes to turn the tied. Tread cautiously. I dont rule out anything. We do make the stake at these jihadists are not getting a permanent foot hold. Reporter theres a widespread fence that this country has reached a turning point and is about to dissin grate all together. Lets turn to Abcs Martha Raddatz who has reported from iraq more than 20 times. We heard talk about d deterioration. Reporter president obama said these fighters could end up being a significant threat to our homeland. The fear. The white house has made clear there been no u. S. Boots on the ground and so far no word that we would conducted air strikes. But there is word that u. S. Is flying Surveillance Drones over iraq and a report that iran is sending forces in to help the iraqi government. And iran would be going in at this point. I want to ask you about another headline. Former p. O. W. Bowe bergdahl is heading back to the United States from the Military Hospital in germany. Tell us what is next for him and what about his family . Reporter well, this trip to Brook Army Medical Center in texas marks the final phase of his reintegration. This move means he is improving and now getting ready for a Family Reunion. He will continue to get medical and psychological treatment. No word yet on when a Family Reunion is planned. Thank you so much. Of course, terry moran in iraq tonight. Back here at home with 26 million americans in a storm zone filled with super cells. In the midwest families reeling from tornados and now the east coast bracing for the rain on the way. Abcs Clayton Sandell tracking it all. Reporter tonight on alert for tornados and flash flooding. Torrential rains soaking virginia and overnight a twister did this in michigan. I just sat on the ground and held my son. Sandell storms brought this light show to oklahoma and tonight, six states threatened by flash floods. Other places far too dry. Forecasters warned extreme drought has the west in a hold that will help super charge wildfires. Its been the driest three years on record. Climatologists call it a modern day ses pool. All that rain, not enough for some, far too much for others. Clayton sandell, abc news, te s texas. Now news from washington. A ruling that affects cocacola today. The court said a false advertising lawsuit against the company can go forward. Its about that blue berry drink. A competitor says the cocacola drink is made almost entirely of apple and grape juice, not pomegranate. The story isnt over. Tonight 3 billion people expected to watch the Opening Ceremony of the world cup in brazil, including a few loyal fans 230 miles above earth. The nasa astronauts kicking a soccer ball and saying theyll be watching from the space station while back here on the ground, Abcs Paula Faris is there to tell us about the americans who face a strong opposition but hoping to deliver a miracle. Reporter the world cup kicking off tonight with flair. And a huge fumble. Power house its own goal in the very first match. Its the first time they have hosted the world cup in 64 years. Some protests, too. Police using ton grenades and tear gas on democrat administrato demonstrators. Dempsey now the highest paid american. Just 22 explosively fast. Watch him fly by these two players. Hes been clocked at top speeds over 20 miles per hour. International superstar cristiano reaches incredible heights. Reaching with the force of a cheetah and the arginteen icon, experts say at 57 his advantage is center at gravity and shorter stride. Team usa must battle the group of death. Two of the worlds top teams. Nobody is giving them a chance. No, nobody is. The american thing is tell us we cant do something and we love to prove you wrong. Reporter team usas own coach says its not realistic theyre going to win this year. But anything can happen. The u. S. Men face gana on monday and the choppers are monitoring the celebration here in rio. Diane. Were believers, you and i. Its great to have you there. Thank you. This note. You can watch the world cup on our Sister Network espn. Right back here at home, o. J. Simpson, 20 years after the case that transfixed the nation. The polarized reaction to his acquittal and tonight oj is behind bars. What is his life like now. Abc tells us. Reporter football hero, movie star. Commercial pitch man. Murder suspect. And today forgotten man in a prison cell. Its been a long 20 years since that court room in los angeles. It began 1994 with the murder of his estranged wife and her waiter friend ron goldman. When l. A. Police went to arrest him, oj made his most famous run in his friends broncho. The trial carried live. Made the lead characters household name. Johnny cochran. If it doesnt fit, you must acquit. Dead of a brain tumor in 2005. Prosecutor marcia clark still convinced of simpsons guilt. And of course, everyones favorite slacker, the noncommittal witness part time actor kato kalin and finally oj last seen in the courtroom a year ago now serving a 33year sentence guilty of stealing his own memorabilia at guy said it. Reporter jim avila, abc news, washington. And also in the news today. A high spirited birthday adventure. President george h. W. Bush turned 90 today. He tweeted its a wonderful day in maine and the president ial adrenalin junky did it again. And the family watching below proud and nervous. Reporter now 90 years old, the former president still insisted on observing whats become a birthday ritual. Although no longer able to walk because of parkinsons disease, he jumped from more than a mile high, in tandem with a retired army parachutist. The landing, four minutes later on a spit of land, was a little rough. You can see his shaken expression in this photo. It looks like he might have gotten tripped up landing. Was there any problem coming down . Youve got to realize hes 90 years old and hes got a problem with his lower extremities. So trying to get his legs up high enough for the landing. Did he say anything . He was proud. He kept thanking me. He was like thank you for making this possible. Reporter bushs first jump was back in 1944. He parachuted out of his bomber after it was hit by enemy fire. Todays plunge was his sixth since his first birthday plunge at 75. Hes wanting to let the country know and the world know that at 90 he can still do another. Reporter in 2012, he told diane he wanted one more jump. I thought mrs. Bush was not going to let you. She kept telling us all shed stop you but shes not succeeded. No, no, no. I think she does hope that the parachute will open. Im quite sure of that. Reporter and when he touched down he got a big kiss from his wife and a hug from his son, the other former president and then it was home to celebrate. Ron claiborne, abc news, maine. A big happy birthday and salute from all of us here. Up next, the Undercover Boss heading into a secret world. What happens to him . Our cameras are right there. And the breaking news about Harrison Ford and star wars. What landed him in the hospital coming up. Fill their bowl with the meaty tastes theyre looking for, with friskies grillers. Tender meaty pieces and crunchy bites. In delicious chicken, beef, turkey, and garden veggie flavors. Friskies grillers. You wouldnt have it she any other way. Our toes. But your erectile dysfunction it could be a question of blood flow. Cialis tadalafil for daily use helps you be Ready Anytime the moments right. You can be more confident in your ability to be ready. 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For all day relief. Start your engines next, our investigation into a hidden world where prisoners are kept in solitary con feenment for years and years. Rooms smaller than an ordinary parking spot. You will see an Undercover Boss posing as an prisoner to make a decision does this work or do inmates come out more dangerous than they went in. Reporter you are looking at prisoner 106 on the books as a dangerous armed robber. He is preparing to enter hell on earth. Solitary confinement. Before you meet its residents, just listen to this. Its a prison. Were not here to be nice. I have seen guys resort to cutting and killing themselves, you know. Reporter as prisoner 106 is moved into the unit. I dont know that i have ever felt as vulnerable as i do right now. Reporter the thing theses officers dont know, hes the secretary of corrections for the state of mexico. Greg mercantel. Deciding how to reform the states use of solitary. Were sending people back to our neighborhoods worse than when they came and i cant allow them. Reporter its the kind of confinement this man lives every day. This is my home here. Reporter at age 13 he got caught up in gangs. How many murders did you commit . Two. Reporter in a cell like this every day for the past ten years. These four walls are all hes got. He knows every inch of peeling paint. What does it do to your head . It is misery. Its repetition. Reporter he says the only way to survive is to establish a strict routine. A sort of imitation of life. I exercise. I read a lot. If i didnt have books, i probably would already gone insane. Reporter as for secretary mercantel, 24 hours into his stay and class troe phobia is setting in. It felt like it was squeezing down on me. Getting an hour a day out of your cell. Being walked back to your cell by two guards is probably the only human contact you get all day. Reporter studies show that solitary confinement can result in brain damage similar to that of head trauma. We are social animals built for interaction. Take that away and critics say inmates can literally lose their minds. As the secretary gets released, he believes that solitary should continue to be used but only for the most dangerous. Our spirits were made for this. Reporter days later freddy and several other inmates are brought out of solitary for the first time in years real human contact. Dan harris, abc news, new mexico. When we come back, breaking news from the star wars movie. Harrison ford taken to the hospital in our instant index. Afib puts you r at 5 times greater risk of a stroke. Thats why i take my warfarin every day. But it looks like maybe we should ask your doctor about pradaxa. In a clinical trial, pradaxa® Dabigatran Etexilate mesylate . Was proven superior to warfarin at reducing the risk of stroke. And unlike warfarin, with no regular blood tests or dietary restrictions. Hey thanks for calling my doctor. Sure. Pradaxa is not for people with artificial heart valves. Dont stop taking pradaxa without talking to your doctor. Stopping increases your risk of stroke. Ask your doctor if you need to stop pradaxa before surgery or a medical or dental procedure. Pradaxa can cause serious, sometimes fatal, bleeding. Dont take pradaxa if you have abnormal bleeding or have had a heart valve replaced. Seek immediate medical care for unexpected signs of bleeding, like unusual bruising. Pradaxa may increase your bleeding risk if youre 75 or older, have a bleeding condition or stomach ulcer, take aspirin, nsaids, or blood thinners. Or if you have kidney problems, especially if you take certain medicines. Tell your doctors about all medicines you take. Pradaxa side effects include indigestion, stomach pain, upset, or burning. If you or someone you love has afib not caused by a heart valve problem. 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His ankle has been injured while filming. Details are still coming in. He was reportedly hurt by the door of the millenium falcon, the space craft he flew in the original move. A passing to note tonight. Ruby diaz died. The actress who started in a raisen in the sun. She marched alongside Martin Luther king the day he uttered the words, i have a dream. She planned for her ashes to be placed in the earn with her husband. With the inscription, in this thing together. Ruby died at the age of 91. Coming up next, the americans had an idea to bring smiles to soccer stars all around the world. Two medium ca lets show em what a breakfast with whole grain fiber can do. One coffee with room, one large mocha latte, medium macchiato, a light hot chocolate hold the whip, two espressos. Make one a double. Shes full and focused. 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Reporter here in brazil soccer is pure joy. Played on beaches in the streets and everywhere i went in rio, the kids taught me how to do it. But millions of children around the world cant even afford a ball. This is what they use. Socalled ragballs made of just about anything. Its what moved tim jahnigen, back in america, into action. These children will improvise a ball out of anything they can find i i had a solution for that. Reporter he and his wife, lisa, found a cheap, indestructible plastic, used to make high chairs, shoes and turned it into a ball Strong Enough for even the harshest conditions. If it gets punctured its fine. Come right back. Reporter with an initial investment by superstar sting, for every ball they sel