Video: Red Bull Rampage: Cam Zink Throws Biggest Backflip EVER

Back in 2010 Cam Zink pulled the biggest 360 on a bicycle ever at this same event, the Red Bull Rampage. This year, Cam took third place in the event, but in the process he threw down the biggest backflip ever on a bicycle, on a massive 70-foot step-down jump. Check out the footage of his competition run here: