Tom Aspinall said he wished Jon Jones would have stuck around "from a selfish perspective," but is ready to move on after becoming the UFC's undisputed heavyweight champion.

"You look at across the board, name one athlete that's considered the greatest of all time in a sport that's failed a drug test," said UFC legend Johnson.

Jon Jones fires back at Tom Aspinall after his PED-related comments, escalating tensions between the heavyweight stars.