RX Films: San Diego, Ken Roczen February 20, 2011 12:35am | by: Matt Francis Home Supercross Multimedia Video Racer X Films RX Films: San Diego, Ken Roczen - Supercross San Diego, CA San DiegoMonster Energy AMA Supercross Championship Ken Roczen had an impressive ride last weekend on the 350, but will be returning back to the KTM 250SXF tonight in San Diego.