Video: Watch Conor McGregor & Nate Diaz Face Off at UFC 196 Press Conference Feb 24, 2016 Comments Watch Conor McGregor and Nate Diaz square off at the UFC 196 press conference. Related Articles B.J. Penn to Face Dennis Siver at UFC 199Report: UFC 196 Drug Tests Come Back CleanOpinion: Tapping and the Thoughtful, Progressive Philosophy of Nate DiazOpinion: Celebrating the Climb and the Clutch in Miesha Tate’s UFC Title RunBoxing Ace Andre Ward: The Diaz Brothers Have Legit Hand Skills