Chael Sonnen believes Conor McGregor is “very problematic” for Charles Oliveira and shared his thoughts on a McGregor-Oliveira matchup: “If there’s anybody that Conor is likely to beat to become the world champion, it is the sitting champion right now,” Sonnen said on his YouTube channel (h/t MMAJunkie). “Charles Oliveira, Conor McGregor is a fascinating … Continue reading Chael Sonnen explains why Conor McGregor is “very problematic” for current UFC champion Charles Oliveira