Image The second 450 semi blasts off the line, with some very fast guys in it. Credit GuyB Related: Supercross Supercross 2016 Photo Blast Atlanta Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 21 of 53Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter GuyB 2/29/2016 8:38pm Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter