At Bodymaker Colosseum, Osaka, Japan, Koki Kameda vs. Hugo Ruiz 12, for Kameda's WBA World bantamweight title.
At The Civic Center, Kissimmee, Fla., Glenn Porras vs. Jose Nieves, 10, for the WBO Intercontinental bantamweight title.
At BOXEN, Herning, Denmark, Brian Magee vs. Mikkel Kessler, 12, for the vacant WBA World super middleweight title.
At National Indoor Arena, Kingston, Jamaica, Nicholas Walters vs. Daulis Prescott, 12, for the vacant WBA featherweight title.
At MGM Grand, Las Vegas (PPV), Manny Pacquiao vs. Juan Manuel Marquez, 12, welterweights.
At McGonigle Hall, Philadelphia (NBCSN), Bryant Jennings vs. Bowie Tupou, 12, for Jennings' USBA heavyweight title; Jerry Belmontes vs. Teon Kennedy, 10, junior lightweights.
At Resorts World Casino, New York, Vinny Maddalone vs. Byron Polley, 10, heavyweights.
At Toyota Center, Houston (HBO), Nonito Donaire vs. Jorge Arce, 12, for Donaire's WBO junior featherweight title.
At Los Angeles Sports Arena (SHO), Amir Khan vs. Carlos Molina, 12, junior welterweights.
At Ota-City General Gymnasium, Tokyo, Takashi Uchiyama vs. Bryan Vasquez, 12, for Uchiyama's WBA junior lightweight title; Yota Sato vs. Ryo Akaho, 12, for Sato's WBC junior bantamweight title; Tepparith Kokietgym vs. Kohei Kono, 12, for Kokietgym's WBA junior bantamweight title.
At Bodymaker Colosseum, Osaka, Japan, Ryo Miyazaki vs. Pornsawan Porpramok, 12, for the vacant WBA strawweight title.
At Galen Center, Los Angeles (HBO), Andre Ward vs. Kelly Pavlik, 12, for Ward's WBA and WBC super middleweight titles; Chris Arreola vs. Bermane Stiverne, 10, heavyweights.
At Sydney Entertainment Centre, Australia, Daniel Geale, vs. Anthony Mundine, 12, for Geale's IBF middleweight title.
Copyright 2012 by The Associated Press
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