Video: Demotrious Johnson: We cant judge how a 2nd fight between Mcgregor and Diaz would go by the 1st one

UFC flyweight champion, Demetrious Johnson giving his thoughts om how a rematch between Nate Diaz and Conor McGregor would look if it ever took place. Johnson is set to defend his title against No. 2 UFC flyweight contender, Henry Cejudo this Saturday at UFC 197.