Iconic Watergate reporters Bob Woodward and Carl Bernstein paid their first joint visit to their famous source — known for three decades only as "Deep Throat" — in Santa Rosa, Calif., on Sunday, a first meeting for Bernstein and a poignant reunion for Woodward.

William Mark Felt Sr., the former No. 2 at the FBI who helped the famous Washington Post reporters write stories that led to the toppling of the Richard Nixon presidency, is 95 years old now and suffers from Alzheimer’s.