The 36-year-old rapper made the surprise announcement on Twitter
They are demanding resolution of issues related to retirement and pay
The former two-division champion didn't specify if he is aiming to take part in other sports, including boxing
His final project is The Old Man & the Gun, which comes out on Sept. 28
The mugshots tell the rest of the story...
Cites personal reasons
The 348 MTA will suspend operations after 64 consecutive years!
Football star to stop at the end of the season