Juan Manuel Marquez (R) of Mexico falls onto the canvas after taking a punch from Michael Katsidis of Australia in the third round of their WBA/WBO lightweight title fight at the MGM Grand Garden Arena in Las Vegas, Nevada, November 27, 2010. Marquez came back to win with a ninth-round TKO. REUTERS/Steve Marcus (UNITED STATES - Tags: SPORT BOXING IMAGES OF THE DAY)