Las Vegas: Floyd Mayweather has turned to 'throwback training' in the belief it will take something special to defeat Manny Pacquiao at the MGM Grand in the early hours of Sunday morning.


Floyd Mayweather Jr during his WBC/WBA welterweight title fight against Marcos Maidana at the MGM Grand Garden Arena in Las Vegas, Nevada last September. Pic/AFP 

Mayweather has been chopping 700lbs tree trunks sourced from the forests surrounding Big Bear Lake at his Las Vegas home to enhance his conditioning for the richest fight in history.