After the UFC 196 press conference, Conor McGregor and Nate Diaz almost fight before being broken up by UFC president Dana White and security. Subscribe: .
Conor McGregor vs Nate Diaz staredown fight/brawl at UFC 196 press conference. During the face off, Conor McGregor slaps Nate Diaz and chaos ensues.
SUBSCRIBE - Nate Diaz's training partner Jake Shields gives his take on the hand slap and scuffle that took place between .