How radical Islamists spread their messages; Red News/Blue News: is the ISIS "threat to the homeland" overblown? Hollywood reacts to Joan Rivers' hospitalization.
Carl Bernstein joins Brian Stelter to compare Chris Christie’s troubles to Watergate and other well-known political scandals.
Historian and University of Maryland Professor Dr. Mark Feldstein and guest host Patrick Gavin visit the Virginia parking garage made famous as the meeting place between Bob Woodward and “Deep Throat," aka Mark Felt.
Len Downie, Phil Bronstein, Jane Hall and Howard Kurtz on the state of journalism 40 years after Watergate