Keith Olbermann (born January 27, 1959) is an American news anchor, commentator, an radio sportscaster. He hosts Countdown with Keith Olbermann on MSNBC, an hour-long nightly newscast of five selected stories with commentary by Olbermann and guests. Starting with the 2007 NFL season, Olbermann also serves as co-host of NBC's Football Night in America with Bob Costas.