Buzz Bomb, a nickname for the German V-1 pilotless airplane.
Was a dog really the first to encounter bin Laden? We may never know, but we do know that man's best friend has been serving in wars for centuries, getting soldiers smokes, sniffing out bombs and patrolling borders. Why do canines make such good soldiers?
It may make you run. It may make you throw up. It will definitely make you cry. It's tear gas, and it's headed your way.