Carroll, a Junior Olympic champion last year who is fighting in the open division this year, will box Jessie Vargas of Las Vegas in the semifinals tonight.
Atlantic City's Qa'id Muhammad dominated his 112-pound bout against Isaac Aguilar of West Valley City, Utah, punishing him with powerful left hooks and straight rights that led to two standing eight-counts. The fight was stopped at 1 minute, 40 seconds of the third round.
"I tried to take him out early, just bang him out," the 18-year-old Muhammad said. He will fight Louie Padilla of Las Vegas in the semifinals tonight.
At 152 pounds, Jesse Lubash of Munhall, Pa., lost by unanimous decision to 2006 Golden Gloves champion Demetrius Andrade of Providence, R.I.
On the Undercard
Featherweights Rocky Juarez and Jose Andres Hernandez will fight for the vacant WBA Fedelatin featherweight title on the undercard of the Oscar De La Hoya-Floyd Mayweather bout.
De La Hoya and Mayweather will fight for the WBC junior-middleweight crown tomorrow night in Las Vegas. The fights will be on HBO pay-per-view.
Also on the undercard will be junior featherweights Rey "Boom Boom" Bautista and Sergio Medina.