60 Minutes : Season 43

"I've never seen the like" - After many requests for help from his ambushed unit were denied, Dakota Meyer took matters into his own hands, going through a gauntlet of Taliban fire five times to try and save his trapped comrades. His efforts earned him the Medal of Honor. David Martin reports. Spy on the ice - Bob Simon reports on the latest "spy-cam" techniques used by wildlife filmmakers to show animals - in this case, polar bears - up-close and in a way audiences have never seen them before.