An in-flight photograph documenting bomb cratering along a jungle supply trail in Southeast Asia, taken in January 1970 by pilot Don Engebretsen. Photographs like this were often taken during or after strike missions to assess interdiction results against enemy supply routes, a common tactic of A-1 Skyraider and other attack aircraft operating from bases such as Nakhon Phanom and Da Nang during the Vietnam War. Project: 218965