Start your engines HERE win.gs/MqRtU7 Racers are fired up for the second Hard Enduro event of the 2014 season, The Tough One. Legendary rider David Knight will be back with all guns blazing, his eyes on the podium, and a big target on his back. _ Experience the world of Red Bull like you have never seen it before. With the best action sports clips on the web and YouTube exclusive series, prepare for your "stoke factor" to be at an all time high. See into our world: goo.gl/J49U Red Bull on Facebook: win.gs/redbullfb Red Bull on Twitter: win.gs/redbulltwitter Subscribe to Red Bull on Youtube: www.youtube.com/subscription_center?add_user=redbull Get a FREE SUBSCRIPTION to our magazine here (US only): win.gs/ytfree