Floyd Mayweather's latest message to Conor McGregor as he trains during lockdown

World Boxing Council (WBC) welterweight champion Floyd Mayweather Jr. (L) of the U.S. works on his timing with his uncle and trainer Roger Mayweather at the Mayweather Boxing Club in Las Vegas, Nevada April 22, 2014 [REUTERS/Steve Marcus]

Floyd Mayweather took time out from his training to remind Conor McGregor of his defeat three years ago.

Mayweather earned around £200million from his 10th-round stoppage of the UFC star in their crossover fight in Las Vegas.