Image Mitchell Harrison is back in action after sitting out some racing due to a concussion. Credit GuyB Related: Supercross Supercross 2016 Mitchell Harrison Vital MX Pit Bits Glendale Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 22 of 48Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter GuyB 2/6/2016 4:37pm Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter