Mark Spitz is an Olympic Icon, But Where is He Now?

Before there was Michael Phelps, there was Mark Spitz. And Phelps never rocked an iconic mustache, either. Until Phelps came along, Spitz was an unparalleled Olympic swimmer. Hell, he's an Olympic legend regardless of the sport. Then, as quickly as the American Olympian made a splash, he was gone. So...