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LAS VEGAS - MAY 06: Ricardo Mayorga (R) looks up at Oscar De La Hoya after being knocked down during the first round of the WBC super welterweight title fight at the MGM Grand Garden Arena May 6, 2006 in Las Vegas, Nevada. Oscar De La Hoya defeated Ricardo Mayorga by technical knockout in the sixth round. (Photo by Donald Miralle/Getty Images)

LAS VEGAS - MAY 06:  Ricardo Mayorga (R) looks up at Oscar De La Hoya after being knocked down during the first round of the WBC super welterweight title fight at the MGM Grand Garden Arena May 6, 2006 in Las Vegas, Nevada.  Oscar De La Hoya defeated Ricardo Mayorga by technical knockout in the sixth round.  (Photo by Donald Miralle/Getty Images)