![Three-division world champion boxer Manny Pacquiao , from the Philippines, shadow boxes at a public workout at Titanium Training Center in San Francisco, Wednesday, Feb. 27, 2008. Pacquiao will fight Juan Manuel Three-division world champion boxer Manny Pacquiao , from the Philippines, shadow boxes at a public workout at Titanium Training Center in San Francisco, Wednesday, Feb. 27, 2008. Pacquiao will fight Juan Manuel](https://c8.alamy.com/comp/2PADP8K/three-division-world-champion-boxer-manny-pacquiao-from-the-philippines-shadow-boxes-at-a-public-workout-at-titanium-training-center-in-san-francisco-wednesday-feb-27-2008-pacquiao-will-fight-juan-manuel-marquez-of-mexico-for-marquezs-wbc-super-featherweight-world-title-on-march-15-in-las-vegas-ap-photojeff-chiu-2PADP8K.jpg)
Three-division world champion boxer Manny Pacquiao , from the Philippines, shadow boxes at a public workout at Titanium Training Center in San Francisco, Wednesday, Feb. 27, 2008. Pacquiao will fight Juan Manuel
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![Juan Manuel Marquez (R) de Mexico City fait un punch sur Marco Antonio Barrera de Mexico City lors de leur match de boxe WBC Super poids plume au Mandalay Bay Events Center Juan Manuel Marquez (R) de Mexico City fait un punch sur Marco Antonio Barrera de Mexico City lors de leur match de boxe WBC Super poids plume au Mandalay Bay Events Center](https://c8.alamy.com/compfr/2e8hp10/juan-manuel-marquez-r-de-mexico-city-fait-un-punch-sur-marco-antonio-barrera-de-mexico-city-lors-de-leur-match-de-boxe-wbc-super-poids-plume-au-mandalay-bay-events-center-de-las-vegas-nevada-le-17-mars-2007-marquez-a-gagne-le-combat-par-decision-unanime-reuters-r-marsh-starks-etats-unis-2e8hp10.jpg)