Conor McGregor addresses Charles Oliveira, teases he's next

Charles Oliveira became the 11th lightweight champion in UFC history on Saturday night. Shortly after Oliveira's victory, Conor McGregor tweeted a message of congratulations, albeit with a bit of a sideways dig at him. "Congrats to Oliveira on becoming the 11th UFC lightweight champion," McGregor wrote. "Wonder who Twelve is…"