fans suffered a tragedy withhe loss of dan wheldon. now another accident on the raceway leaves a three-time indianapolis 500 winner hospitalized with several injuries. the mishap also caused debris to rain down pon spectato. ia rafferty shows us the video of the crash. mos: "it was pretty scary an horrific accident takes place during the gra prix of houston. mos: "cars just completely spun around, i mean the tires were flying off." it happened on the final lap of the race... afr tabwe three-time indianapolis 500 winner dario franchitti (dah- ree-oh, fran-key-tee) and takuma sato (tah-koo-mah, sah- tow). franchitti lost control of his car and it was sent flying over sato's and crashed into a fence -- tearing into piece. second place finisher scott dixon describes thscene. scott dixon #9 .. was a big hit, i hope dario's okay, he looked like he was moving around when i drove past." doctors later confirmed he sustained sustained a concussion, fractured two vertebrae and he broke his right ankle. scott dixon / #9 driver " looked like a lot

this comes after dan wheldon was killed in las vegas. will these have any impact on the sport?it will keep the sport in touch of the safety aspect. >> we're ten days shy of the two year anniversary of the death of dan wheldon. but in this instance, looks like even though the car was disintegrated. spectators were injured but again, it kept the bulk of that vehicle in the track on the track itself and not necessarily into the stands or into the spectator area. it did its job. >> i want to clarify. the images were from wheldon's crash. this one is from franchitti's crash. it was raining this morning in houston. factor? >> looked to be pretty cdry. >> indycar, nascar, they stop when it rains. from what i saw at that last lap point, looks like it was dry. you see the sun out. looks like he tipped the other car. when that happens, those cars literally get airborne and franchitti's z today. >> light rain this morning. thank you, we'll get back to you when you get more information. mark mckay cnn sports. sometimes the word "legend" tends to be overused but that's not the case with act

. >> reporter: after the death of dan wheldon, catch fences were improved around the country. earlier this year in daytona more than two dozen fans were hurt when a car hit a fence. dario himself tweeted it was time to work on an alternative to catch fencing. there has to be a better solution. franchitti's impact was also cushioned by a carbon fiber driver's compartment. he's hospitalized tonight with a concussion, two spinal fractures and a broken ankle. but he's alive. kate snow, nbc news, new york. >>> still ahead for us tonight, an american success story. you don't hear often these days how some students in this country are outperforming much of the world in math and science. we'll find out how they are doing it. >>> later, defying gravity. after a blockbuster opening weekend, questions about how much the movie got wrong. >>> this week marks our annual summit looking at the state of education in america. we call it education nation. in its fourth year now. we kicked it off over the weekend with a teacher town hall and continued all day today and will tomorrow, talking abou

this latest race car accident is a reminder of the tragic death of dan wheldon, killed two years ago in a crash at las vegas motor speedway. >>> today marks 12 years since the united states invaded afghanistan, the pentagon launched operation enduring freedom on october 7th, 2001, weeks after 9/11, the goal was to drive al qaeda terrorists out of afghanistan and remove the taliban from power. more than 2000 american troops have died in afghanistan in the past 12 years. u.s. combat troops are expected to remain in afghanistan for at least the next 15 months. >>> we have new information now on two high profile raids targeting terrorists in africa, the government plans to interrogate a leader, the elite army force captured him on saturday, he is a suspected al qaeda operative, who played a roll in the deadly 1998 bombings of u.s. embassies in africa, libya claims he was abducted. >> accusations against him are fabricated, it is true he was but he left. >> he calls him a leader, he is a commander of al shabab, the group claiming responsibility for the shopping mall attack that killed 67

just ten days from now, it will be two years since dan wheldon was killed in a crash at the las vegas motor speedway. david? >> gio, thank you. >>> now, to the extreme weather this evening. winter in october? just look at the images coming in from the plains tonight. a blizzard burying five states under several feet of snow. rapid city, south dakota, bigging out tonight. look at the dint kwal of snow surrounding this suv. meanwhile, tornados across states, as well. 20 reported since just friday. the worst in wayne, nebraska. millions in damage. one home, completely gone. abc meteorologist ginger zee with the forecast in a moment. but we begin with abc's clayton sandell on that very early winter. >> reporter: tonight, wyoming and south dakota find themselves dragged head first into winter. heavy snow from a major blizzard is overwhelming trees. >> a huge tree fell down, fell on my grandfather's car. >> reporter: knocking down power lines, leaving thousands in the cold and dark. >> day two of being trapped. we lost power yesterday. >> reporter: travel is treacherous. airports are closed

about >> reporter: roughly two years e ago suffered a tragedy with theh loss of dan wheldon and anotherr another accident on a race that threes ally-time indianapolis winner hospitalized and debris d falling down on the spectators.s >> very frightening.ing. >> reporter: an horrificeper: ah accident takes place at thee at grand prix in houston.h >> cars spinning around, tires e flying off.g o >> reporter: it happened after r contact with contact of dario franchitti.fr he lost control of his car anarn went flying over sato's, over aa fence and into pieces.pi >> it was a big hit. dario's okay. okay looked like he was moving arouna when i drove past him. im >> reporter: doctors laterorr: c confirmed he sustained a confusion, broke his vertebraeee and right ankle. anle 13 fans were injured, 11 werewee treated on the scene and to werr taken to the hospital forospit r treatment. >> there was a lady who wasas aa trapped underneath the fence. >> reporter: franchitti fromteri scotland was married to actressa ashley judd. judd tweeted she was on her wayr to houston and thanked fans forf their praye

this last accident is a reminder of the tragic death of dan wheldon, he was killed two years ago in aific crash at las vegas motor speedway. >> i remember. >>> 5:56, as uninsured americans sign up for the affordable care act concern is growing but scams. one east bay group warning illegal immigrants not to give your money to anyone promising to sipe them up for health insurance. people living in the u.s. illegal are not eligible for coverage under the law. however the head of the hayward day labor center is worried a lot of undocumented immigrants who don't have health insurance might not know they are excluded from the program. >> be careful. if you are looking for information go to a trusted source. >> now officials running covered california, the state run health insurance exchange are concerned a lot of confusion could lead to potential enrollees being scammed. they want to emphasize signing up is free. >> new 100 dollar bills will start showing up in the banks this week. new features make them harder to counter feet and easier to prove they are real. take a look. it includes a bl