At the moment, well-respected trainer Jeff Mayweather is miles away from his Las Vegas bases, tucked into life in Panama City as he trains former champion Celestino Caballero for a life-or-death title shot against WBA featherweight champion Jonathan Barros. This marks Mayweather's third camp with Caballero, as they will be looking to upend Barros in his native Argentina on June 18th.
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