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The mushroom cloud from the first hydrogen-bomb test, at Eniwetok Atoll in the Pacific Ocean, in 1952.Credit:

On July 21, 1950, he was stationed on Eniwetok Atoll in the Pacific, a testing ground for nuclear weapons.

He also headed the military police unit on the Pacific atoll of Eniwetok, where the United States conducted atomic bomb tests in the 1950s.

Within two months of the 1949 Soviet test, the Defense Department and Atomic Energy Commission announced a series of secret atomic tests at the Eniwetok Atoll, in the central Pacific.

There were issues to manage at the fledgling Livermore lab, thermonuclear tests to attend in the Nevada desert and plans to be made for new tests at Eniwetok.