Usman has a chance to chase GSP's legacy, but will he?

Kamaru Usman has already stamped his name in the UFC record books, but will he chase MMA's legends?

source https://www.espn.com/mma/story/_/id/32571532/ufc-268-beating-colby-covington-again-kamaru-usman-gsp-chase-does-want-to