The helmet cams worn by Navy SEALs who assaulted Osama bin Laden's compound give the most detailed picture yet of what went on during the 40 minute operation.CBS News:CBS News national security correspondent David Martin reports the 40 minutes it took to kill bin Laden and scoop his archives into garbage bags were all recorded by tiny helmet cameras worn by each of the 25 SEALs. Officials reviewing those videos are still reconstructing a more accurate version of what happened. We now know that the only firefight took place in the guest house, where one of bin Laden's couriers opened fire and was quickly gunned down. No one in the main building got off a shot or was even armed, although there were weapons nearby.The SEALs first saw bin Laden when he came out on the third floor landing. They fired, but missed. He retreated to his bedroom, and the first SEAL through the door grabbed bin Laden's daughters and pulled them aside.When the second SEAL entered, bin Laden's wife rushed forward...(Read Full Post)