Bob Costas Biography
Bob Costas

Robert Quinlan Costas (born March 22, 1952) is an American sportscaster, on the air for NBC Sports television since the early 1980s. He was the prime-time host of 12 Olympic Games, from 1992 until 2016. Costas currently does play-by-play for MLB Network and hosts an interview show called Studio 42 with Bob Costas.

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