Image Aussie Hayden Mellross (51Fifty Energy Yamaha) put in a strong fourth in the first heat. Credit GuyB Related: Supercross Supercross 2016 Hayden Mellross Photo Blast Glendale Use keyboard arrow keys to browse the gallery. Swipe to browse the gallery. Prev Next 5 of 42Autoplay Autoplay SlowMedFast Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter GuyB 2/7/2016 7:46pm Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter