Joe Biggs says he has heard from David Rodriguez, ex-heavyweight boxer, and friend of Mayweather, that Mayweather has signed the fight contract with McGregor.
Mayweather and McGregor just signed contract. Fight is on.
— Joe Biggs (@Rambobiggs) June 13, 2017
My buddy over at mayweathers house
— Joe Biggs (@Rambobiggs) June 13, 2017
David Rodriguez
— Joe Biggs (@Rambobiggs) June 13, 2017