Image The Smartop MotoConcepts Racing duo of Mike Alessi and Justin Brayton led the way at the start of the second 450 heat. Credit GuyB Related: Monster Energy Supercross Photo Blast Glendale Supercross 2017 Chad Reed Justin Brayton Mike Alessi Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 13 of 56Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter GuyB 1/30/2017 5:24pm Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter