Floyd Mayweather backs out of fight with 20-year-old kickboxer after receiving bashing from 50 Cent

American professional boxer, Floyd Mayweather, has dramatically made a U-Turn and won’t be fighting 20-year-old Japanese kickboxer, Tenshin Nasukawa anymore for his comeback fight. The 41-year-old had initially confirmed the bout for 31st of December 2018 during a press conference…