MARK FELT, the former FBI official who unmasked himself as the legendary Deep Throat source who leaked Watergate secrets, twice led FBI probes into finding Deep Throat.

LATE on Tuesday of last week I got in to Dallas for the first time since I left there in 1973.

A CHANCE encounter in 1970 grew into a friendship that became the Deep Throat source that helped bring down Richard Nixon, reporter Bob Woodward wrote in The Washington Post yesterday.

Jim Caldwell sheds some light on the man of mystery who helped bring down a president

Victoria Ward, New York

Former top FBI official Mark Felt was branded an American hero by his family after unmasking himself as the Deep Throat source who helped bring down President Richard Nixon in the Watergate scandal.

The Washington Post confirmed tonight that a former FBI official, Mark Felt, was the confidential source known as “Deep Throat” who provided the newspaper information that led to former President Richard Nixon’s impeachment and eventual resignation.