Racer X Films: Aftermath with Justin Hill February 9, 2014, 6:50pm Chad DeRosa Home Multimedia Video Racer X Films Racer X Films: Aftermath with Justin Hill - Supercross San Diego, CA San DiegoMonster Energy AMA Supercross Championship Share Facebook Twitter Justin Hill takes home his first ever 250 Supercross victory at the 2014 San Diego Monster Energy Supercross.