Sportscaster Bob Costas is an American sportscaster and journalist who has been active in the broadcasting industry since the 1970s. He is best known for his work on NBC Sports, where he has served as a play-by-play announcer for MLB games and as a studio host for the Olympics. Bob Uecker is an American former professional baseball player and current sportscaster. He is best known for his long tenure as a play-by-play announcer for the Milwaukee Brewers of Major League Baseball. Uecker has also had a successful career as an actor, appearing in several films and television shows. Both Bob Costas and Bob Uecker are well-known sportscasters who have made significant contributions to the world of sports.