Colombia's Robert Farah celebrates after winning the gold medal after the tennis men's singles final at the Pan American Games in Guadalajara, Mexico, Saturday, Oct. 22, 2011. (AP Photo/Silvia ... more 

Colombia's Robert Farah celebrates after winning the gold medal after the tennis men's singles final at the Pan American Games in Guadalajara, Mexico, Saturday, Oct. 22, 2011. (AP Photo/Silvia Izquierdo) less