Documentary: Jon Jones One Punch KO Clip From The Proving Ground

The Proving Grounds a Documentary featuring UFC heavyweight champion Jon Jones and the rest of the Greg Jackson team in Albuquerque.

UFC champ Jon Jones puts his training partner on the ground with a left hook:

The films opening scene:


  1. Rashad just sh!t his pants. Back peddling and with boxing gloves on. The guy he KO'd, Justice, has been with Jackson's MMA for over 5 years too. He's no rook.

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