david martin reports the shootdown has the potential to draw nato allies into a conflict with russia. >> reporter: from the moment russian warplanes began operating out of that airbase in syria, it was an international incident waiting to happen. russian planes violated turkish airspace on at least two previous occasions, flew within 500 feet of american aircraft striking isis targets in syria, and bombed opposition groups supported by the u.s. and the allies. to avoid incidents, a hot line was set up between the russian defense ministry and the u.s.-run command center for coalition airstrikes against isis. but to no avail. after vladimir putin's angry reaction to the shootdown, the russian military sent a cruiser armed with surface-to-air missiles would be stationed off the syrian coast ready to shoot down any planes that threatened its aircraft. president obama urged both sides to remain calm and described the incident as a consequence of russia's policy of flying airstrikes in support of the syrian regime of bashar al-assad. >> i do think that this point to points points tan ongoin

>> pelley: david martin at the peg. david, thank you. in a story for "60 minutes," we spoke with two survivors of the attacks, mark colclough witnessed the shooting at a cafee, and man named francois, who did not want us to use his last name, suffered a grazing bullet wound from the music hall massacre. [gunfire] >> i heard the gunshots, about ten. he shot in my direction, so i just laid down on the floor, like head on the ground, and then that's how i felt the bullet in my back. >> pelley: can you show mee where you were hit? >> so i was shot here on the back just below my shoulder, and the bullet came out here. >> pelley: so lucky to be >> yeah, yeah. >> he shot three of them just like that. e three that were sitting outside he shot very quickly. then he shot into the car. then he moved into the cafee, looked out, panned right with his weapon, didn't shoot, panned left, duck, duck, duck, pause, duck, duck, duck, pause. very quickly. they ran into the cafee.. >> p pley: when you went into the cafee, what did you see? >> wounded. and the

scott. >> pelley: david martin at the pentagon, david, thank you. so what are the likely clues? kris van cleave spoke with the former head of the national transportation safety board. >> reporter: from the air, it's clear much of the doomed jet came down on fire. can explosive residue survive that kind of fire? >> absolutely. they'll get a good reading by swabbing this. this residue will remain, even in a fire, even if it's underwater. >> reporter: we went over video from the crash scene with former national transportation safety board chair mark rosekind. he says it appears the tail broke off before fire engulfed the airbus jet, landing miles away, largely intact. this kind of debris, what are you looking for? >> you'd be looking at the edges, particularly, to see how they may have come apart from lage. corrosion? did it look like there was a fracture? did it look like there was some kind of structural deformity. >> reporter: in the days flight 17 was shot down over ukraine uour mark phillips was able to spot clear signs the plane was hit by a missile. mark rosekind says determ

>> pelley: david martin reporting from the pentagon tonight. david, thank you. in the presidential campaign, donald trump's recollection of 9/11 is being called into question. rival ben carson backed him up until he didn't. nancy cordes has that. >> i watched in jersey city, new jersey, where thousands and thousands of people were cheering as that building was coming down. claim that he saw footage of muslim americans celebrating 9/11 attacks was disputed today by fact checkers, by new jersey officials and by law enforcement. but not by his closest rival, dr. ben carson. >> did you seehat hapapning, though,n 9/11? >> i saw the film of it, yes. >> reporter: carson later apologized, saying he was thinking of celebrations abroad, not at home. but both he and trump argue muslim-americans should be monitored more heavily. it's a marked departure from the republican party's last president. >> islam is peace. >> reporter: who quoted from the koran after 9/11 andalled for tolerance. >> these acts of violence against innocents violate the fundamental tenets of the islami

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight. around the world, good nightht thisiss the "jeopardy!" tournament of champions. here are three former champions -- an opera producer from new york, new york... a collegeginstructor from squamimi, british columbia, canada.... and a volunteer casa guardian ad litem from manchester, new hampshire... and now here is the host of "jeopardy!" -- alex trebek! thank you, johnny. hello, ladies and gentlemen and welcome to the fourth of our quarter-final matches.

more now from david martin. >> reporter: it was one of the worst accidents of the afghan war, and it was caused by what general john campbell described as a perfect storm of mistakes committed by america's elite special operations forces. >> this was a tragic but avoidable accident caused primarily by human error. >> reporter: after nearly five days of nonstop fighting in the city of kunduz, american commandos were holed up in a police station with afghan troops. the afghans requested a strike on a nearby government building which had been taken over by taliban fighters. an acritic-130 gunship was called in by the american ground commander. the gunship was given the coordinates of the government building, but its targeting system zeroed in on an open field instead. the air crew visually identified the closest structure that building they were supposed to strike. theyeyid not know it, but that building was in fact the hospital run by doctors without borders. before opening fire, theunship provided the coordinates of the target to a command center at bagram airfield. the command center

jim. >> axelrod: david martin terat the taeg, thank you. in sinjar kurdish fighters have discovered tunnels to survive u.s. airstrikes. it reveals an underground city with electricity, plenty of food, and stacks of ammunition. all of this was built up during the year isis controlled sinjar. kurdish forces retook the city two weeks ago. one of the two russian airmen shot down after venturing into turkish airspace yesterday was rescued today by syrian allies. the other was killed by the militants on the ground. the survivor denied turkey's claim that it gave repeated warning before firing on the russian plane. he said he never heard one. holly williams joins us now from istanbul. holly, a lot of finger pointing but for the time being at least it seems cooler heads are prevailing. >> reporter: that's right, jim. this looked like a very dangerous situation just 24 hours ago. we had an american nato ally shooting down a russian warplane after it allegedly strayed for just 17 seconds into turkish airspace. we had a dead russian pilot, and we had

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight. for all of us at cbs news all around the world, good night. the son of a polish immigrant who grew up in a brooklyn tenement. he went to public schools, then college, where the work of his life began -- fighting injustice and inequality, speaking truth to power. he moved to vermont, won election and praise as one of america's best mayors. in congress, he stood up for working families and for principle, opposing the iraq war, supporting veterans. now he's taking on wall street and a corrupt political system funded by over a million contributions, tackling climate change to create clean-energy jobs, fighting for living wages, equal pay, and tuition-free public colleges. people are sick and tired of establishment politics, and they want real change! [ cheers and applause ] bernie sanders -- husband, father, grandfather, an honest leader building a movement with you to give us a future to believe in. sanders: i'm bernie sanders,

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight.

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight.cbs news all around the world, good night. >>> right now at 7:00, howard university students preparing to rally against threats made against students today. thanks for joining us. >> the fbi is still trying to figure out who posted the threat online late last night. the anonymous hate filled message mentioned shooting anybody still on the howard university campus after 10:00 this morning. and if anyone tried to get out using metro, they would regret that choice. howard took the threat very seriously beefing up security on campus and at the nearby metro station. school officials urged students to report any suspicious activity. students are expected to gather tonight for a rally on the campus. >> they said they want to make their voices heard and they're not silenced by the threat. scott broom joins us live. >> reporter: that s

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight. for all of us at cbs news all announcer: you're watching kcci 8 news. stacey: landowners versus pipeline workers. hundreds of heated comments over a proposed oil pipeline through the state. kevin: most of the power is back on tonight but the mess remains. , the areas hardest hit by the winds and tornados. stacey: we are two days away from the democratic presidential debate here on kcci 8. what undecided voters are looking for. good evening, everyone. a hot, heated hearing in boone. kevin: hundreds speaking out for and against the bakken oil pipeline cutting through iowa. kcci's ryan smith is live in boone county where the testimony just wrapped up. ryan: that controversial makken -- controversial bakken oil pipeline right people together here for what turned out to be a marathon public hearing. supporters and opponents from all over iowa and out of state taking more than 8 hours to weigh in. pipeline production means jobs up to 4,000 in construction. >> the job by its nature, is , tem

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight.cbs news all around the world, good night. >>> all i can do is follow my heart. >> gwen watched his ex-nanny try to single white female her. >> smiling images of the alleged affair was exposed. >> it's what's coming up right now on "entertainment tonight." >> the nanny's family under siege. did she leave the country? >> "e.t.'s" intelligence on the stefani look alike as blake goes off today on those wild rumors. >> they're actually claiming gwen is pregnant. >> then sophia's dash to the wedding dress designer, joe t tux shop. >> also, dancing's nick carter, why our 35th anniversary throwback got a little emotional. >> i don't want to be that person there saying he die >> plus --

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight. for all of us at cbs news all around the world, good night. right now on cbs 2 news, picking up the pieces pieces it sounded ke thunder and it sounded like thunder that just wouldn't stop.thth cleaeap underway after tornadoes touched down across the state. plus ...bells ringingthe event kicking off the season of

david martin, cbs news, washington. >> pelley: and that's the cbs evening news for tonight.cbs news all around the world, good night. captioning sponsored by cbs >>> they are after the wrong people. >> after neighbors complained a police crackout in the haight. tonight a first look at what police have taken off the streets. >> oakland's pitch to the nfl. what the mayor is saying tonight about the chances of keeping the raiders. >> and new at 6:00, they were in no hurry to get out. these burglars ransacked a house and stopped to raid the fridge. and cameras caught it all. >>> people who live in work in the haight have been complaining about it for months. police are finally cracking down on transients and tonight, neighbors tell kpix 5's emily turner they are already seeing the difference. >> reporter: about a month and a half ago you couldn't want a block without walking over or around someone on the sidewalk. now it's completely cleared out and the folks who live and work here are pleased about it. but those who moved are not. so tonight there's a meeting to have a meeting

>> david martin reporting from the pentagon tonight. david, thank you. in the presidential campaign, donald trump's recollection of 9/11 is being called into question. rival ben carson backed him up until he didn't. nancy cordes has that. >> i watched in jersey city, new jersey, where thousands and thousands of people were cheering as that building was coming down. >> reporter: donald trump's claim that he saw footage of muslim americans celebrating 9/11 attacks was disputed today by fact checkers, by new jersey officials and by law enforcement. but not by his closest rival, dr. ben carson. >> did you see that happening, though, on 9/11? >> i saw the film of it, yes. >> in new jersey? >> yes. >> reporter: carson later apologized, saying he was thinking of celebrations abroad, not at home. but both he and trump argue muslim-americans should be monitored more heavily. it's a marked departure from the republican party's last president. >> islam is peace. >> reporter: who quoted from the koran after 9/11 and called for tolerance. >> these acts of violence ag

david martin reports the shootdown has the potential to draw nato allies into a conflict with russia. >> reporter: from the moment russian warplanes began operating out of that airbase in syria, it was an international incident waiting to happen. russian planes violated turkish airspace on at leaea two prevevus occasions, flew within 500 feet of american aircraft striking isis targets inyria, and bombed opposition groups supported by the u.s. and its allies. to avoid incidents, a hot line was set up between the russian defense ministry and the u.s.-run command center for coalition airstrikes against isis. but t no avail. after vladimir putin's angryry reaction to the shootdown, the russian mitary said a cruiser armed with surface-to-air missiles would be stationed off the syrian coast ready to shoot down any planes that threatened its aircraft. president obama urged both sides to remain calm and described the incident as a consequence of russia's policy of flying g airstrikik in support of the syrian regime of bashar al-assad. >> i do think that this points to an ongoing problem with

>> david martin at the pentagon. david, thank you.0 minutes," we spoke with two survivors of the attacks, mark colclough witnessed the shooting at a cafe, and a man named francois, who did not want us to use his last name, suffered a grazing bullet wound from the music hall massacre. [ gunfire ] >> i heard the gunshots, about ten. he shot in my direction, so i just laid down on the floor, like head on the ground, and then that's how i felt the bullets in my back. >> can you show me where you were hit? >> so i was shot here on the back just below my shoulder, and the bullet came out here. >> so lucky to be alive. >> yeah, yeah. >> he shot three of them just like that. the three that were sitting outside he shot very quickly. then he shot into the car. then he moved into the cafe, looked right, panned right with his weapon, didn't shoot, panned left, duck, duck, duck, pause, duck, duck, duck, pause. paramedics were there very quickly. they ran into the cafe. >> when you went into the cafe, what did you see? >> wounded. and then toward t

>> david martin at the pentagon. david, thank you. in a story for "60 minutes," we spoke with two survivors of the attacks, mark colclough witnessed the shooting at a cafe, and a man named francois, who did not want us to use his last name, suffered a grazing bullet wound from the music hall massacre. [ gunfire ] >> i heard the gunshots, about ten. he shot in my direction, so i just laid down on the floor, like head on the ground, and then that's how i felt the bullets in my back. >> can you show me where you were hit? >> so i was shot here on the back just below my shoulder, and the bullet came out here. >> so lucky to be alive. >> yeah, yeah. >> he shot three of them just like that. the three that were sitting outside he shot very quickly. then he shot into the car. then he moved into the cafe, looked right, panned right with his weapon, didn't shoot, panned left, duck, duck, duck, pause, duck, duck, duck, pause. paramedics were there very quickly. they ran into the cafe. >> when you went into the cafe, what did you see? >> wounded.