UFC 199: Sean Strickland Octagon Interview LOS ANGELES --- Kevin Casey"s father-in-law, boxing great and civil-rights leader Muhammad Ali, died Friday after a decades-long battle with Parkinson"s disease but the UFC middleweight will still fight on Saturday. UFC officials told FOX Sports that Casey is ready to fight at the L.A. Forum on the UFC 199 undercard.Casey is set to face Elvis Mutapcic on the UFC Fight Pass prelims....