 In 2005, at age 91, Felt revealed that during his tenure as associate director of the FBI he had been the notorious anonymous source known as "Deep Throat" who provided "The Washington Post" reporters Bob Woodward and Carl Bernstein with critical information about the Watergate scandal, which ultimately led to the resignation of President Richard Nixon in 1974.Though Felt's identity as Deep Throat was suspected, including by Nixon himself, it had generally remained a secret for 30 years.Felt finally acknowledged that he was Deep Throat after being persuaded by his daughter to reveal his identity before his death.