Tags: Martial Artist.
Joseph Jonathan Riggs (born September 23 1982) is an American mixed martial arts fighter. Currently Riggs fights as a Welterweight after starting his career off as a Heavyweight and has moved down one weight class as a time as his career has progressed. He earned the nickname Diesel primarily for his no-nonsense approach and bruising style in the cage punctuated by hard punches and heavy kicks.
