10 Questions for Bob Costas

His trip to the Olympics for NBC--where he is serving as prime-time co-host (with Katie Couric) of his fourth Summer Games--has special significance for Bob Costas, whose family came from Greece. The Renaissance man of TV sports coverage, and HBO talk-show host, spoke with TIME's Josh Tyrangiel about Athens, athletes and Omar Bongo.

SO HOW GREEK ARE YOU?

My father's side of the family is fully, 100% Greek. My grandmother was from Athens, and my paternal grandfather was from the island of Kalymnos. After he got to the United States, he ran a travel agency that specialized in bringing...