ABC News Exclusive: Secretary of State John Kerry

— -- This Sunday, March 1st on “This Week,” Secretary of State John Kerry speaks live to Chief Global Affairs Correspondent Martha Raddatz in an ABC News exclusive. The interview is his first since the identity of ISIS member “Jihadi John” was revealed, and comes two days before Israeli Prime Minister Benjamin Netanyahu addresses Congress on the nuclear threat from Iran.

Plus, as the 2016 GOP presidential field gathers in Washington for the annual CPAC conference, the powerhouse roundtable with ABC News political analyst Matthew Dowd, ESPN senior writer and CNN contributor LZ Granderson, syndicated radio host Laura Ingraham, and ABC News’ Cokie Roberts debate the politics of the week.

See the whole political picture Sunday on “This Week.”