Chael Sonnen says there is a major concern about Tom Aspinall if he does land the Jon Jones fight, and he shared what that is.

Signs are pointing to a Ultimate Fighting Championship heavyweight championship unification battle in the not-too-distant future. At UFC 309, disputed heavyweight kingpin Jon Jones (28-1, 1 NC) defended his throne against Stipe Miocic,

Tom Aspinall explains why Jon Jones’ preparation for a UFC heavyweight title unifier “will keep him up at night for sure.”