Pacquiao vs. Clottey: Welterwight title fight (10 images)

Welterweight champion Manny Pacquiao, left, of the Philippines, and Ghana's Joshua Clottey pose for photos with Dallas Cowboy's owner Jerry Jones after the weigh in March 12, 2010 at Cowboys Stadium in Arlington, Texas. The two will fight for the welterweight title on March 13 in front of 42,000 fans at the $1.2 billion facility. UPI/Ian Halperin

Joshua Clottey moves in on Manny Pacquiao during their WBO World Welterweight title fight March 13, 2010 at Cowboys Stadium in Arlington, Texas. Pacquiao retained his title with a unanimous decision. UPI/Ian Halperin

Manny Pacquiao covers as Joshua Clottey moves in during their WBO World Welterweight title fight March 13, 2010 at Cowboys Stadium in Arlington, Texas. Pacquiao retained his title with a unanimous decision. UPI/Ian Halperin

Manny Pacquiao lands a punch to the head of Joshua Clottey during their WBO World Welterweight title fight March 13, 2010 at Cowboys Stadium in Arlington, Texas. Pacquiao retained his title with a unanimous decision. UPI/Ian Halperin