Deep Throat mania hits Washington By Kevin Anderson BBC News website, Washington These days in Washington, journalists protecting sources are sent to jail, former White House counsel and Watergate figure John Dean observes. But some 30 years ago two enterprising young reporters at the Washington Post helped topple President Richard Nixon in large part due to a super-secret source known to the world only as Deep Throat. The source's identity is one of the most enduring mysteries and best-kept secrets in Washington. The opening of the Watergate archives of Washington Post reporters Bob Woodward and Carl Bernstein has served as...