Pacquiao knocked out

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Juan Manuel Marquez (L) of Mexico connects on Manny Pacquiao of the Philippines during their welterweight fight at the MGM Grand Garden Arena in Las Vegas, Nevada December 8, 2012. Marquez sensationally knocked out Pacquiao in the sixth round of their non-title welterweight bout on Saturday, getting his first win over the Filipino in four attempts. REUTERS/Steve Marcus