Preview: Sniffing for Bombs
Air Date: 08/08/13
In a scene captured by 60 Minutes cameras, a dog in training is sent after a running volunteer about 50 yards away. The dog, which can run over 30 mph, quickly overtakes the man. Watch Lara Logan's report on Sunday, August 11 at 7 p.m. ET/PT for a rare glimpse inside the secretive world of America's most elite dogs.