After Aaron Gwin's wild crash I had a theory about how it happened but I needed to prove it. Engage detective mode. http://www.patreon.com/cathrovision Watch the 2019 Mercedes-Benz UCI Mountain Bike World free of charge, live and on demand, at redbull.tv/uci. And get the latest on everything bike-related at the Red Bull Bike Channel: redbull.tv/bike. Red Bull TV is distributed digitally at www.redbull.tv and as an app across mobile phones, tablets, consoles, OTT devices and Smart TVs. --------------------------------------------------------------------------------- Supported...