"It's big," Cormier told ESPN MMA on Jones retiring. "We're talking about a kid that started this thing at like 19, 20 years old. He has spanned three different eras of heavyweigh

When UFC CEO Dana White abruptly revealed Jon Jones’ retirement during a press conference in Baku, Azerbaijan, many UFC fans and media have expressed disappointment that Jones’ career ended without a unification bout against Aspinall,

According to UFC president Dana White, the deal for Jon Jones, 37, to face Aspinall was “done” before Jones called White on Saturday and retired from mixed martial arts competition.