Manny Pacquiao celebrates his 12 round TKO victory against Miguel Cotto with trainer Freddy Roach during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Manny Pacquiao, of the Philippines, center, holds his championship belt as he stands with promoter Bob Arum, left, and trainer Freddie Roach after winning his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, holds the championship belt at the finish of his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the fight by TKO in the 12th round. Isaac Brekken / AP

Manny Pacquiao, of the Philippines, stands with the championship belt at the finish of his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the fight by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, left, embraces Miguel Cotto, of Puerto Rico, at the finish of the WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won by TKO in the 12th round. Mark J. Terrill / AP

Miguel Cotto of Puerto Rico looks on in the ring after losing to Manny Pacquiao by 12th round TKO during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Manny Pacquiao, of the Philippines, is lifted up by a team member as he celebrates at the finish of his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the fight by TKO in the 12th round. Jae C. Hong / AP

Manny Pacquiao, of the Philippines, celebrates at the finish of his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the fight by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, right, trades blows with Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao went on to win the bout by TKO in the 12th round. Jae C. Hong / AP

The face of Miguel Cotto, of Puerto Rico, shows the effect of the punches of Manny Pacquiao, of the Philippines, at the end of their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the bout by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, right, connects with a left to the head of Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao went on to win the bout by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, right, swings at Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao went on to win the bout by TKO in the 12th round. Jae C. Hong / AP

Miguel Cotto, of Puerto Rico, left, trades blows with Manny Pacquiao, of the Philippines, early in their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao went on to win the bout by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, right, moves against Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao went on to win the fight by TKO in the 12th round. Mark J. Terrill / AP

Referee Kenny Bayless, center, starts a count on Miguel Cotto, of Puerto Rico, right, rises from the canvas and Manny Pacquiao, of the Philippines, returns to his corner during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won by TKO in the 12th round. ( Eric Jamison / AP

Miguel Cotto, of Puerto Rico, is on his knees after a knock down by Manny Pacquiao, of the Philippines, Miguel Cotto, of Puerto Rico, during their WBO boxing welterweight title fight Saturday, Nov. 14, 2009 in Las Vegas. Isaac Brekken / AP

Miguel Cotto, of Puerto Rico, left, is knocked down in the third round by Manny Pacquiao, of the Philippines, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Jae C. Hong / AP

Manny Pacquiao, of the Philippines, celebrates at the finish of his WBO welterweight boxing title fight against Miguel Cotto, of Puerto Rico, Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won the fight by TKO in the 12th round. Jae C. Hong / AP

Miguel Cotto, of Puerto Rico, left, throws a right to the head of Manny Pacquiao, of the Philippines, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, goes on the attack against Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, right, reaches with a left at Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. ( Jae C. Hong / AP

Aficionados del boxeador filipino Manny Pacquiao animan mientras siguen la retransmisión de su combate contra el puertorriqueño Miguel Cotto, en Manila, Filipinas, el 15 de noviembre. Manny Pacquiao se ganó el título de campeón del peso welter de la Organización Mundial de Boxeo (OMB), al vencer a Cotto por nocáut técnico en el duodécimo asalto. Pacquiao logró su séptima corona mundial en el mismo número de categorías. ROLEX DELA PENA / EFE

Aficionados del boxeador filipino Manny Pacquiao animan mientras siguen la retransmisión de su combate contra el puertorriqueño Miguel Cotto, en Manila, Filipinas, el 15 de noviembre. Manny Pacquiao se ganó el título de campeón del peso welter de la Organización Mundial de Boxeo (OMB), al vencer a Cotto por nocáut técnico en el duodécimo asalto. Pacquiao logró su séptima corona mundial en el mismo número de categorías. ROLEX DELA PENA / EFE

Referee Kenny Bayless, rear, stops WBO welterweight boxing title fight between Manny Pacquiao, of the Philippines, left, and Miguel Cotto, of Puerto Rico, in the 12th round Saturday, Nov. 14, 2009 in Las Vegas. Pacquiao won by TKO in the 12th round. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, hammers Miguel Cotto, of Puerto Rico, against the ropes during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Mark J. Terrill / AP

Manny Pacquiao, of the Philippines, left, throws a left against Miguel Cotto, of Puerto Rico, during their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Jae C. Hong / AP

Referee Kenny Bayless, center rear, directs Manny Pacquiao, of the Philippines, right, to his corner after knocking down Miguel Cotto, of Puerto Rico, in the fourth round of their WBO welterweight boxing title fight Saturday, Nov. 14, 2009 in Las Vegas. Mark J. Terrill / AP

Miguel Cotto of Puerto Rico and Manny Pacquiao exchange blows during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Pacquiao defeated Cotto by 12th round TKO. Ethan Miller / Getty Images

Manny Pacquiao throws a left to the body of Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Pacquiao defeated Cotto by 12th round TKO. Ethan Miller / Getty Images

Miguel Cotto of Puerto Rico throws a left to the head of Manny Pacquiao during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Pacquiao defeated Cotto by 12th round TKO. Ethan Miller / Getty Images

Manny Pacquiao throws a left to the head of Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Pacquiao defeated Cotto by 12th round TKO. Ethan Miller / Getty Images

Manny Pacquiao throws a right to the head of Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Pacquiao defeated Cotto by 12th round TKO. Ethan Miller / Getty Images

Manny Pacquiao throws a right to the head of Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Manny Pacquiao throws a left at Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. (Photo by Al Bello/Getty Images) Al Bello / Getty Images

(R-L) Manny Pacquiao throws a right to the head of Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Miguel Cotto of Puerto Rico throws a left to the head of Manny Pacquiao during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

(L-R) Miguel Cotto of Puerto Rico throws a left to the head of Manny Pacquiao during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

(L-R) Miguel Cotto of Puerto Rico throws a left to the head of Manny Pacquiao during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

(L-R) Manny Pacquiao knocks down Miguel Cotto during their WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Hall of fame NBA player Earvin 'Magic' Johnson attends the Manny Pacquiao and Miguel Cotto WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Actor Mark Wahlberg attends the Manny Pacquiao and Miguel Cotto WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images

Baseball player Derek Jeter attends the Manny Pacquiao and Miguel Cotto WBO welterweight title fight at the MGM Grand Garden Arena on November 14, 2009 in Las Vegas, Nevada. Al Bello / Getty Images