Little Respect Calderon Boxing

FILE - In this May 3, 2003, file photo, champion Eduardo Marquez, left, of Nicaragua, falls away from a punch thrown by challenger Ivan Calderon, of Puerto Rico, during their WBO strawweight championship bout at the Mandalay Bay Resort & Casino in Las Vegas. Calderon went on to win the fight by TKO in the ninth round. (AP Photo/Laura Rauch, File)