Boxing Photos

Manny Pacquiao, right, gets some help warming up from his strength and conditioning coach Alex Ariza during an open work out in Grapevine, Texas, on Tuesday, March 9, 2010. Pacquiao squares off against Joshua Clottey in a welterweight bout on Saturday, March 13, at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao begins his cool down after an open workout in Grapevine, Texas, on Tuesday, March 9, 2010. Pacquiao squares off against Joshua Clottey in a welterweight bout this on Saturday, March 13, at Cowboys Stadium in Arlington, Texas.

A crowd looks on as Manny Pacquiao prepares for his open workout in Grapevine, Texas, on Tuesday, March 9, 2010. Pacquiao squares off against Joshua Clottey in a welterweight bout this on Saturday, March 13, at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao works out in Grapevine, Texas, on Tuesday, March 9, 2010. Pacquiao squares off against Joshua Clottey in a welterweight bout this on Saturday, March 13, at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao works out in Grapevine, Texas, on Tuesday, March 9, 2010. Pacquiao squares off against Joshua Clottey in a welterweight bout this on Saturday, March 13, at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao smiles during an open workout in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao is scheduled to face Joshua Clottey in a welterweight bout Saturday at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao, left, get a drink from his strength and conditioning coach, Alex Ariza, during an open work out in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight bout this weekend at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao, left, get a drink from his strength and conditioning coach Alez Ariza during an open work out in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Carmen Dugan waves a flag during Manny Pacquiao open work out in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao, left, jokingly grimaces after his strength and conditioning coach Alez Ariza, right, wipe his face during an open work out in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao, right, works out with his trainer Freddie Roach in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao works out in Grapevine, Texas, Tuesday, March 9, 2010. Pacquiao squares off with Joshua Clottey in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Former boxing champion Muhammad Ali is shown visiting the San Francisco Giants clubhouse before a spring training baseball game in Scottsdale, Ariz., Tuesday, March 9, 2010.

Former boxing champion Muhammad Ali, right, poses for a photograph with San Francisco Giants infielder Pablo Sandoval in the Giants clubhouse before spring training baseball game in Scottsdale, Ariz., Tuesday, March 9, 2010.

Former boxing champion Muhammad Ali, right, poses for a photograph with San Francisco Giants catcher Jackson Williams in the Giants clubhouse before spring training baseball game in Scottsdale, Ariz., Tuesday, March 9, 2010.

Former boxing champion Muhammad Ali, right, poses for a photograph with San Francisco Giants outfielder Fred Lewis in the Giants clubhouse before a spring training baseball game in Scottsdale, Ariz., on Tuesday, March 9, 2010.

Former boxing champion Muhammad Ali, right, poses for a photograph with San Francisco Giants pitcher Matt Cain in the Giants clubhouse before a spring training baseball game in Scottsdale, Ariz., on Tuesday, March 9, 2010.

Boxing promoter Bob Arum, center right, and Dallas Cowboys owner Jerry Jones, center left, watch Joshua Clottey, right, work out with Bismarck Bruce in Grapevine, Texas, Monday, March 8, 2010. Clottey is scheduled to fight Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Alrington, Texas.

Joshua Clottey smiles while talking to reporters aften an open work out in Grapevine, Texas, Monday, March 8, 2010. Clottey squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Joshua Clottey leans back on the ropes while cooling down after an open work out in Grapevine, Texas, Monday, March 8, 2010. Clottey squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Joshua Clottey works out in Grapevine, Texas, Monday, March 8, 2010. Clottey squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Arlington, Texas.

Joshua Clottey has his boxing gloves laced up before an open work out in Grapevine, Texas, Monday, March 8, 2010. Clotty squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Alrington, Texas.

Joshua Clottey smiles while talking to reporters aften an open work out in Grapevine, Texas, Monday, March 8, 2010. Clotty squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Alrington, Texas.

Joshua Clottey leans back on the ropes while cooling down after an open work out in Grapevine, Texas, Monday, March 8, 2010. Clotty squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Alrington, Texas.

Joshua Clottey works out in Grapevine, Texas, Monday, March 8, 2010. Clotty squares off with Manny Pacquiao in a welterweight title bout this weekend at Cowboys Stadium in Alrington, Texas.

Devon Alexander, right, and Juan Urango, left, pose with promoter Don King, behind, during a weigh-in before Saturday's Super Lightweight World Championship unification fight in Uncasville, Conn., Friday, March. 5, 2010. (THE ASSOCIATED PRESS/Fred Beckham)

Devon Alexander, foreground, of St. Louis, Mo. celebrates with his mother Sharon Alexander, left, as Don King smiles in the background and Alexander's trainer Kevin Cunningham, right, looks on after Alexander's TKO win over Juan Urango, of Colombia, in the eighth round of their WBC/IBF Super Lightweight World Championship unification boxing match in Uncasville, Conn., on Saturday, March 6, 2010.

Devon Alexander, of St. Louis, Mo. (left) lands a punch on Juan Urango, of Colombia, during the sixth round of their WBC/IBF Super Lightweight World Championship unification boxing match in Uncasville, Conn., on Saturday, March 6, 2010. Alexander won with an eighth round TKO.

Devon Alexander, of St. Louis, Mo., left, lands a punch on Juan Urango, of Colombia, during the sixth round of their WBC/IBF Super Lightweight World Championship unification boxing match in Uncasville, Conn., on Saturday, March. 6, 2010. Alexander won with an eighth round TKO.

Devon Alexander, of St. Louis, Mo. celebrates as Juan Urango, of Colombia, reacts to his TKO in the eighth round of their WBC/IBF Super Lightweight World Championship unification boxing match in Uncasville, Conn., on Saturday, March 6, 2010.

Devon Alexander, foreground, of St. Louis, Mo. celebrates with his trainer Kevin Cunningham, left, as Juan Urango, of Colombia, walks to his corner after his TKO in the eighth round of their WBC/IBF Super Lightweight World Championship unification boxing match in Uncasville, Conn., on Saturday, March. 6, 2010.

Juan Urango, of Colombia, reacts after being knocked down in the eighth round of his WBC/IBF Super Lightweight World Championship unification boxing match against Devon Alexander, of St. Louis, Mo. in Uncasville, Conn., on Saturday, March 6, 2010. Alexander won the bout with an eighth round TKO.

As promoter Don King, background, waves a U.S. flag, Devon Alexander weighs in before Saturday's Super Lightweight World Championship unification fight against Juan Urango in Uncasville, Conn., Friday, March. 5, 2010.

Juan Urango weighs in before Saturday's Super Lightweight World Championship unification fight against Juan Urango in Uncasville, Conn., Friday, March. 5, 2010.

Devon Alexander, right, and Juan Urango, left, pose with promoter Don King during a weigh-in for Saturday's Super Lightweight World Championship unification fight in Uncasville, Conn., Friday, March. 5, 2010.

Devon Alexander, right, and Juan Urango, left, pose with promoter Don King, behind, during a weigh-in before Saturday's Super Lightweight World Championship unification fight in Uncasville, Conn., Friday, March. 5, 2010.

Boxer Joshua Clottey looks on during a work out in New York, Thursday, March 4, 2010. Clottey is scheduled to fight Manny Pacquiao at Cowboys Stadium in Arlington, Texas on Saturday March 13, 2010.

Boxer Joshua Clottey works out in New York, Thursday, March 4, 2010. Clottey is scheduled to fight Manny Pacquiao at Cowboys Stadium in Arlington, Texas on Saturday March 13, 2010.

Boxer Joshua Clottey works out in New York, Thursday, March 4, 2010. Clottey is scheduled to fight Manny Pacquiao at Cowboys Stadium in Arlington, Texas on Saturday March 13, 2010.

Manny Pacquiao, of the Philippines, works out with his trainer in Los Angeles on Wednesday, March 3, 2010. Pacquiao is training for his welterweight boxing bout against Joshua Clottey, scheduled for March 13 at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao, of the Philippines, works out with his trainer, Freddie Roach, during workouts in front of the media in Los Angeles Wednesday, March 3, 2010. Pacquiao is training for his welterweight bout against Joshua Clottey, scheduled for March 13 at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao smiles after working out with his trainer Freddie Roach during media day workouts in Los Angeles Wednesday, March 3, 2010. Pacquiao is training for his World Welterweight Championship fight against Joshua Clottey, scheduled for March 13 at Cowboys Stadium in Arlington, Texas.

Manny Pacquiao works out with his trainer Freddie Roach during media day workouts in Los Angeles Wednesday, March 3, 2010. Pacquiao is training for his World Welterweight Championship fight against Joshua Clottey, scheduled for March 13 at Cowboys Stadium in Arlington, Texas.

President of the World Boxing Council Jose Sulaiman, left, presents a champion belt to Thailand's Prime Minister Abhisit Vejjajiva during their meeting at parliament in Bangkok Wednesday, March 3, 2010. Sulaiman is on a private visit to Thailand. (AP Photo)

Floyd Mayweather, left, and current WBA welterweight super champion Shane Mosley exchange words during a news conference in New York, Tuesday, March 2, 2010. The press conference was to promote their May 1, 2010 fight in Las Vegas, Nevada. (THE ASSOCIATED PRESS/Seth Wenig)

Floyd Mayweather, left, and current WBA welterweight world champion Shane Mosley pose for a picture during a news conference in New York, Tuesday, March 2, 2010. The news conference was to promote their May 1, 2010 fight in Las Vegas, Nevada.

Former boxer Oscar de la Hoya speaks during a news conference in New York, Tuesday, March 2, 2010. The news conference was to promote the fight between Floyd Mayweather and Shane Mosley May 1, 2010 in Las Vegas, Nevada.

Floyd Mayweather, left, and current WBA welterweight super champion Shane Mosley exchange words during a news conference in New York, Tuesday, March 2, 2010. The press conference was to promote their May 1, 2010 fight in Las Vegas, Nevada.

Current WBA welterweight super champion Shane Mosley is introduced during a news conference in New York, Tuesday, March 2, 2010. The news conference was to promote his fight against Floyd Mayweather on May 1, 2010 in Las Vegas, Nevada.

Floyd Mayweather is introduced during a news conference in New York, Tuesday, March 2, 2010. The news conference was to promote his fight against Shane Mosley on May 1, 2010 in Las Vegas, Nevada.