Mos Def to Say Goodbye With Series of Concerts

Yasiin Bey, also known as Mos Def

The hip-hop star has announced he is retiring from the music business.

Yasiin Bey — formerly known as Mos Def — will say goodbye to fans in a series of concerts in December in New York and Washington, D.C.

The hip-hop star has announced he is retiring from the music…