Former three-weight world champion Shane Mosley is set to make a shock return to the ring at the age of 50. Mosley, who last fought in 2012, will face off against Yoryan Islas in a four-round welterweight contest on the undercard of the Canelo Alvarez vs. Avni Yildirim fight on February 27. Mosley, who held titles at lightweight, junior welterweight, and welterweight during his career, retired with a record of 49-9-1 (41 KOs).