Mark Felt

American law enforcement officer (1913–2008)

William Mark Felt Sr. (August 17, 1913 – December 18, 2008) was an American law enforcement officer who worked for the Federal Bureau of Investigation (FBI) from 1942 to 1973 and was the informant known as "Deep Throat" in the Watergate scandal. After working in several FBI field offices and ascending through the ranks, Felt became the bureau's deputy director following J. Edgar Hoover's death in mid-1972.

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