UFC lightweight contender Charles Oliveira has issued a response to a recent callout from returning fan favorite Nate Diaz. Diaz has not fought since a November, 2019 loss to Jorge Masvidal, but has recently been linked to a return to the cage. Speaking to ESPN, he called for a fight with Oliveira, but stipulated that he’s … Continue reading Charles Oliveira issues mocking response to Nate Diaz callout