Racer X Films: SLC, Brett Metcalfe April 28, 2012 6:45pm | by: Matt Francis Home Supercross Multimedia Video Racer X Films Racer X Films: SLC, Brett Metcalfe - Supercross Salt Lake City, UT Salt Lake CityMonster Energy AMA Supercross Championship Brett Metcalfe had a rare incident take him out of last week's race in Seattle. He, among other riders, are hoping to finish the season strong.