Anderson Silva(01 of26)
Open Image ModalAnderson Silva, right, of Brazil, screams after kicking Chris Weidman of Baldwin, N.Y., and injuring his foot during the UFC 168 mixed martial arts middleweight championship bout on Saturday, Dec. 28, 2013, in Las Vegas. Weidman won during the second round by a technical knock out after the kick by Silva. (AP Photo/David Becker) (credit:AP)
Anderson Silva, Chris Weidman(02 of26)
Open Image ModalAnderson Silva, right, of Brazil, prepares to kick Chris Weidman of Baldwin, N.Y., during the UFC 168 mixed martial arts middleweight championship bout on Saturday, Dec. 28, 2013, in Las Vegas. Weidman won during the second round by a technical knock out after Silva was injured. (AP Photo/David Becker) (credit:AP)
Chris Weidman(03 of26)
Open Image ModalChris Weidman of Baldwin, N.Y., celebrates after defeating Anderson Silva, of Brazil, during the UFC 168 mixed martial arts middleweight championship bout on Saturday, Dec. 28, 2013, in Las Vegas. Weidman won during the second round. (AP Photo/David Becker) (credit:AP)
Ronda Rousey, Miesha Tate(04 of26)
Open Image ModalRonda Rousey, left, of Venice, Calif., holds Miesha Tate of Yakima, Wash., during the UFC 168 mixed martial arts women's bantamweight title fight on Saturday, Dec. 28, 2013, in Las Vegas. Rousey won by a third round tap out. (AP Photo/David Becker) (credit:AP)
Ronda Rousey, Miesha Tate(05 of26)
Open Image ModalRonda Rousey of Venice, Calif., punches Miesha Tate of Yakima, Wash., during the UFC 168 mixed martial arts women's bantamweight title fight on Saturday, Dec. 28, 2013, in Las Vegas. Rousey won by a third round tap out. (AP Photo/David Becker) (credit:AP)
Miesha Tate, Ronda Rouse(06 of26)
Open Image ModalMiesha Tate, top, of Yakima, Wash., punches to Ronda Rousey of Venice, Calif., during the UFC 168 mixed martial arts middleweight championship bout during the UFC 168 mixed martial arts women's bantamweight title fight on Saturday, Dec. 28, 2013, in Las Vegas. Rousey won by a third round tap out. (AP Photo/David Becker) (credit:AP)
Miesha Tate, Ronda Rouse(07 of26)
Open Image ModalMiesha Tate of Yakima, Wash., gestures to Ronda Rousey of Venice, Calif., during the UFC 168 mixed martial arts middleweight championship bout during the UFC 168 mixed martial arts women's bantamweight title fight on Saturday, Dec. 28, 2013, in Las Vegas. Rousey won by a third round tap out. (AP Photo/David Becker) (credit:AP)
Ronda Rousey, Miesha Tate(08 of26)
Open Image ModalRonda Rousey, top, of Venice, Calif., punches Miesha Tate of Yakima, Wash., during the UFC 168 mixed martial arts women's bantamweight title fight on Saturday, Dec. 28, 2013, in Las Vegas. Rousey won by a third round tap out. (AP Photo/David Becker) (credit:AP)
Josh Barnett, Travis Browne(09 of26)
Open Image ModalJosh Barnett, left, of Fullerton, Calif., defends himself against Travis Browne, of Albuquerque, N.M., during a UFC 168 mixed martial arts heavyweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Browne won by a knockout in the first round. (AP Photo/David Becker) (credit:AP)
Travis Browne, Josh Barnett(10 of26)
Open Image ModalTravis Browne, top, of Albuquerque, N.M., elbows Josh Barnett, of Fullerton, Calif., in the head during a UFC 168 mixed martial arts heavyweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Browne won by a knockout in the first round. (AP Photo/David Becker) (credit:AP)
Travis Browne(11 of26)
Open Image ModalTravis Browne, of Albuquerque, N.M. ,reacts after defeating Josh Barnett, of Fullerton, Calif., during a UFC 168 mixed martial arts heavyweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Browne won by a knockout in the first round. (AP Photo/David Becker) (credit:AP)
Travis Browne(12 of26)
Open Image ModalTravis Browne, of Albuquerque, N.M., reacts after defeating Josh Barnett, of Fullerton, Calif. ,during a UFC 168 mixed martial arts heavyweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Browne won by a knockout in the first round. (AP Photo/David Becker) (credit:AP)
Jim Miller, Fabricio Camoes(13 of26)
Open Image ModalJim Miller, left, of Whippany, N.Y., and Fabricio Camoes, of San Diego, Calif., battle during a UFC 168 mixed martial arts lightweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Miller won by a tap out in the first round. (AP Photo/David Becker) (credit:AP)
Jim Miller, Fabricio Camoes(14 of26)
Open Image ModalJim Miller, left, of Whippany, N.Y., and Fabricio Camoes, of San Diego, Calif., battle during a UFC 168 mixed martial arts lightweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Miller won by a tap out in the first round. (AP Photo/David Becker) (credit:AP)
Jim Miller, Fabricio Camoes(15 of26)
Open Image ModalJim Miller, right, of Whippany, N.Y., and Fabricio Camoes, of San Diego, Calif., battle during a UFC 168 mixed martial arts lightweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Miller won by a tap out in the first round. (AP Photo/David Becker) (credit:AP)
Jim Miller, Fabricio Camoe(16 of26)
Open Image ModalJim Miller, bottom, of Whippany, N.Y., wraps his legs around Fabricio Camoes, of San Diego, Calif., during a UFC 168 mixed martial arts lightweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Miller won by a tap out in the first round. (AP Photo/David Becker) (credit:AP)
Jim Miller, Fabricio Camoes(17 of26)
Open Image ModalJim Miller, right, of Whippany, N.Y., and Fabricio Camoes, of San Diego, Calif., battle during a UFC 168 mixed martial arts lightweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Miller won by a tap out in the first round. (AP Photo/David Becker) (credit:AP)
Diego Brandao, Dustin Poirier(18 of26)
Open Image ModalDiego Brandao, right, of Brazil, lunges at Dustin Poirier of Coconut Creek, Fla., during a UFC 168 mixed martial arts featherweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Poirier won by a technical knockout in the first round. (AP Photo/David Becker) (credit:AP)
Dustin Poirier, Diego Brandao(19 of26)
Open Image ModalDustin Poirier, right, of Coconut Creek, Fla., and Diego Brandao, of Brazil, grapple during a UFC 168 mixed martial arts featherweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Poirer won by a technical knockout in the first round. (AP Photo/David Becker) (credit:AP)
Dustin Poirier(20 of26)
Open Image ModalDustin Poirier of Coconut Creek, Fla., reacts after defeating Diego Brandao, of Brazil, during a UFC 168 mixed martial arts featherweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Poirier won by a technical knockout in the first round. (AP Photo/David Becker) (credit:AP)
Dustin Poirier, Diego Brandao(21 of26)
Open Image ModalDustin Poirier, right, of Coconut Creek, Fla. and Diego Brandao, of Brazil, grapple during a UFC 168 mixed martial arts featherweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Poirer won by a technical knockout in the first round. (AP Photo/David Becker) (credit:AP)
Michael Johnson, Gleison Tibau(22 of26)
Open Image ModalMichael Johnson, left, punches Gleison Tibau during their UFC 168 mixed martial arts lightweight fight on Saturday, Dec. 28, 2013, in Las Vegas. Johnson won by knockout during the second round. (AP Photo/David Becker) (credit:AP)
Bobby Voelker, William Macario(23 of26)
Open Image ModalBobby Voelker, left, is punched by William Macario during a UFC 168 mixed martial arts welterweight bout on Saturday, Dec. 28, 2013, in Las Vegas. Macario won by unanimous decision. (AP Photo/David Becker) (credit:AP)
Manvel Gamburyan, Dennis Siver(24 of26)
Open Image ModalManvel Gamburyan, left, shields his face as Dennis Siver, of Germany, punches during a UFC 168 mixed martial arts featherweight fight on Saturday, Dec. 28, 2013, in Las Vegas. Siver won by unanimous decision. (AP Photo/David Becker) (credit:AP)
Bobby Voelker, William Macario(25 of26)
Open Image ModalBobby Voelker, left, wipes his face during his UFC 168 mixed martial arts welterweight bout against William Macario on Saturday, Dec. 28, 2013, in Las Vegas. Macario won by unanimous decision. (AP Photo/David Becker) (credit:AP)
John Howard, Slyar Bahadurzada(26 of26)
Open Image ModalJohn Howard, left, takes down Slyar Bahadurzada during their UFC 168 mixed martial arts welterweight fight on Saturday, Dec. 28, 2013, in Las Vegas. Howard won by unanimous decision. (AP Photo/David Becker) (credit:AP)