LAS VEGAS, NV - APRIL 29: (L-R) WBC/WBA welterweight champion Floyd Mayweather Jr. and WBO welterweight champion Manny Pacquiao pose with a WBC championship belt as Pacquiao's trainer Freddie Roach looks on during a news conference at the KA Theatre at MGM Grand Hotel & Casino on April 29, 2015 in Las Vegas, Nevada. The two will face each other in a unification bout on May 2, 2015 in Las Vegas. (Photo by Ethan Miller/Getty Images)
