Water search dogs have been used by the United States government quite often to locate and recover a drowned corpse. The dog is capable of smelling the body within the water due to the scent released by water currents and the wind.
Ambushes and Vietcong Equipment
During the Vietnam War, the United States military would often use trained scout dogs to detect an enemy ambush or equipment placed by the enemy. The dogs would save hundreds of soldiers’ lives while performing their jobs.