Las Vegas Sun

April 20, 2014

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Angel Guillermo Heredia, strength and conditioning coach for Mexican boxer Juan Manuel Marquez, speaks during a news conference at the Wynn Las Vegas Resort Wednesday, Oct. 9, 2013. Marquez will challenge undefeated WBO welterweight champion Timothy Bradley Jr.  for the title at the Thomas & Mack Center Saturday.

Steve Marcus

Angel Guillermo Heredia, strength and conditioning coach for Mexican boxer Juan Manuel Marquez, speaks during a news conference at the Wynn Las Vegas Resort Wednesday, Oct. 9, 2013. Marquez will challenge undefeated WBO welterweight champion Timothy Bradley Jr. for the title at the Thomas & Mack Center Saturday.