Mayweather Jr. Comes Out of Retirement, Again

Floyd Mayweather says he's ending his nine-year retirement and returning to competitive boxing this summer. Mayweather, who turns 49 on Tuesday, hasn't fought in a real boxing match since 2017, when he beat Conor McGregor, per the AP . Following that big-money bout against a mixed martial artist, Mayweather (50-0, 27...