At UFC 139, Danny Castillo puts constant pressure on Shamar Bailey, using takedowns and ground and pound to earn a victory inside the Octagon. See Castillo take on Tony Ferguson in the co-main event at UFC 177 in Sacramento, California.

See UFC 139 from a whole new angle and relive moments from one of the best fights in UFC history.

"It feels great to fight up to your potential." Danny Castillo talks about what went into his show-opening win over Shamar Bailey at UFC 139.

Powerful lightweights, welterweights and TUF alumni square off in the opening bouts of UFC 139 - see all the fights live and free on Facebook.com/UFC.

Watch the UFC 139: Shogun vs. Hendo weigh-in that took place Friday, November 19th at HP Paviliion in San Jose, CA.

A backstage compilation featuring footage from UFC RIO, UFC Fight Night Live: Shields vs Ellenberger, and the UFC 135 Press Conference.

Evan Dunham was on a promising trajectory before two consecutive losses knocked him down the division's ladder. Dunham will look to get back on track as he takes on TUF 13 alum, Shamar Bailey.

Finally back in the win column, a happy Evan Dunham discusses his victory over a game Shamar Bailey.

The return of Evan Dunham, a guillotine ace, a handful of TUF stars, new faces and more - watch the entertaining prelims on Facebook!