UFC 181: Johny Hendricks vs. Robbie Lawler

Robbie Lawler, right, avenged his only loss in his last seven fights by beating Johny Hendricks by split decision Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

After more than a decade of trying, Robbie Lawler, left, finally has a UFC belt, defeating Johny Hendricks for the welterweight title Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Johny Hendricks punches Robbie Lawler during their welterweight title fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Robbie Lawler, left, recovered from a slow start to defeat Johny Hendricks by split decision to claim the UFC welterweight belt Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Robbie Lawler, right, kicks Johny Hendricks during their UFC welterweight title bout Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Robbie Lawler celebrates after defeating Johny Hendricks by a split decision in their welterweight title fight at UFC 181 on Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Anthony Pettis, left, has his hand raised by Gilbert Melendez after making Melendez tap out during their UFC 181 bout Saturday in Las Vegas.  (Sam Morris / Associated Press)

Anthony Pettis gets Gilbert Melendez to tap out during their UFC lightweight title fight Saturday in Las Vegas.  (Sam Morris / Associated Press)

Anthony Pettis celebrates after defeating Gilbert Menendez in their lightweight title fight Saturday during UFC 181 in Las Vegas.  (Alex Trautwig / Getty Images)

Travis Browne, top, defeated Brendan Schaub by technical knockout Saturday during UFC 181 in Las Vegas.  (Alex Trautwig / Getty Images)

Travis Browne enjoys the moment after defeating Brendan Schaub during UFC 181 Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Todd Duffee, left, knocked Anthony Hamilton out with one punch Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Todd Duffee punches Anthony Hamilton on the ground on his way to a knockout in 33 seconds Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Urijah Faber, right, beat Francisco Rivera by submission Saturday during UFC 181 in Las Vegas.  (Alex Trautwig / Getty Images)

Tony Ferguson celebrates after defeating Abel Trujillo during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Josh Samman knocks out Eddie Gordon during UFC 181 Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Josh Samman reacts after knocking out Eddie Gordon during UFC 181 Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Corey Anderson lifts Justin Jones on his way to a win by unanimous decision Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Corey Anderson, right, defeated Justin Jones by unanimous decision Saturday during UFC 181 in Las Vegas.  (Alex Trautwig / Getty Images)

Alex White takes down eventual-winner Clay Collard during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Alex White, right, kicks eventual winner Clay Collard during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Matt Hobar, bottom, kicks eventual winnre Sergio Pettis during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Sergio Pettis lands a punch on his way to a unanimous decision over Matt Hobar during their UFC 181 bout Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Sergio Pettis, left, and Matt Hobar grapple during UFC 181 Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Raquel Pennington reacts after choking Ashlee Evans-Smith unconscious during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)

Raquel Pennington, left, and Ashlee Evans-Smith grapple against the cage during their UFC 181 fight Saturday in Las Vegas.  (Alex Trautwig / Getty Images)