UFC 159 Weigh-Ins: Jon Jones vs. Chael Sonnen

At the UFC 159 weigh-ins, Jon Jones and Chael Sonnen stepped on the scale Friday evening to make their main event showdown official. Subscribe to our channel for more MMA videos! Click here: http://www.youtube.com/subscription_center?add_user=mmafightingonsbn - Check us out on Facebook (Facebook.com/MMAFighting) and follow us on Twitter (@MMAFighting)! - MMA Fighting http://www.mmafighting.com