It's official: Mayweather to face longshot Berto on September 12

Floyd Mayweather will try to push his record to 49-0 when he faces Andre Berto, whom one betting parlor has installed as an 80-1 underdog 

 Part of the poster that Floyd Mayweather posted to his Instagram account announcing his fight with Andre Berto, an 80-1 underdog according to one betting parlor.

MANILA, Philippines - Floyd Mayweather vs Andre Berto it is. To the surprise of no one, the pound-for-pound best fighter in the world has chosen the former two-time welterweight titleholder for what he claims will be the final fight of his 19-year career on September 12 at the MGM Grand in Las Vegas, Nev., Mayweather announced on his social media channels on Wednesday, August 5 Manila time…Click for more >>> http://www.rappler.com/sports/by-sport/boxing-mma/101587-mayweather-faces-berto-september?utm_source=facebook&utm_medium=referral