Two days after Khabib Nurmagomedov announced his retirement, DC tells Ariel all about Khabib's difficult UFC 254 training camp, if he believes Khabib will fight again, his Sunday phone call with the lightweight king and much more. And, with a vacant lightweight title on the horizon, how should the UFC proceed? Plus, the guys also talk about Khabib's place in the GOAT conversation, Rob Whittaker's worthiness of another shot at Israel Adesanya, Anderson Silva's upcoming fight and the crazy backstory behind the Dec. 19 Leon Edwards vs. Khamzat Chimaev bout.