Twelfth lunar month, Eve (DingWei years), January 28, 1968, the United States aircraft containing hydrogen bombs crashed in Greenland.

1968 1 28, a USAF "B-52" bomber carrying four hydrogen bombs, in the attempt to carry out an emergency landing, and fall into the the Greenland island's ice. According to the Department of Defense said, these hydrogen bomb "can not be automatically detonated, thus there will be no danger of a nuclear explosion in the crash zone". The area from close to the U.S. military base in Thule. the
now is not clear, after the crash, the on-board hydrogen bomb situation - is scattered in the ice through the ice sank 800 feet deep underwater, or part of the body with the bombers. The Pentagon said, a pilot, copilot death, six pilots parachuting safety from the burning aircraft at the time to be alive.
after the fire in the cockpit, the aircraft once tried to in Tule Ji ground emergency landing. The plane took off from New York, Plattsburgh Air Force Base, "B-52" bombers, commanded by the Strategic Air Command air alert tasks, so as to protect the bombers from sudden missile attack. These hydrogen bombs detonated subject after a series of controlled steps of the flight crew to perform this task, usually every frame of "B-52" aircraft carrying four hydrogen bombs. (1 $ dj��.c��m)