Watch the highlights from the Fight Night Phoenix Open Workouts. Hear from BJ Penn, Yair Rodriguez, Jocelyn Jones-Lybarger, John Moraga and Frankie Saenz and watch their best moves ahead of the big fights on Sunday on FS1.

An underdog his whole life, flyweight contender John Moraga was saved by wrestling from the mean streets of Phoenix, Arizona. He makes his return to his hometown against No. 15-ranked Sergio Pettis at Fight Night Phoenix.

The action returns to the Octagon for a special Sunday Fight Night, headlined by BJ Penn vs. Yair Rodriguez. This card is stacked with great fights. Here’s the under-the-radar fights to watch this weekend.

Coming off his title shot loss, flyweight John Moraga bounces back with a second round submission victory by sinking in a guillotine choke on Justin Scoggins. Moraga battles Joseph Benavidez during the main card at UFC 187 in Las Vegas, Nevada.

Stars from Fight Night Albuquerque meet with the media before taking the Octagon on Saturday night. Hear from headliners Benson Henderson and Rustam Khabilov, the always exciting Diego Sanchez and electric flyweight John Dodson!

Watch the official weigh-in for UFC Fight Night: Henderson vs. Khabilov.

Demetrious Johnson had defended his title twice before taking the Octagon against relative newcomer John Moraga. Moraga, who'd never had a UFC fight go past the third round, survived well into the championship rounds before Johnson locked in this armbar.

Demetrious Johnson, the UFC's first-ever flyweight champion, talks us through his favorite Octagon performance -- his hometown title defense against John Moraga.

See highlights of UFC on FOX 8 in slow motion through the Phantom Cam.

The keys to being a champion. Flyweight contender Joseph Benavidez breaks down the the flyweight title fight between current champion Demetrious Johnson and top contender John Moraga.

Flyweight contender John Moraga took a step up in competition and proved he could hang with the big dogs by finishing super-tough Chris Cariaso in only his second Octagon outing.