WBA/WBO lightweight champion Marquez of Mexico smiles during an interview in Las Vegas
WBA/WBO lightweight champion Juan Manuel Marquez of Mexico smiles during an interview in Las Vegas, Nevada November 24, 2010. Marquez will defend his title against interim WBO champion Michael Katsidis of Australia at the MGM Grand Garden Arena in Las Vegas Saturday, November 27. REUTERS/Las Vegas Sun/Steve Marcus (UNITED STATES - Tags: SPORT BOXING HEADSHOT)