Chael Sonnen considering UFC comeback — if he can pass USADA drug test

Esther Lin, MMA FightingIt might not be a full pledge to return, but Chael Sonnen is taking the steps that could lead to a UFC comeback.

Sonnen told Ariel Helwani on Monday's edition of The MMA Hourthat he has been placed in the USADA drug-testing pool and, if he passes the screenings, could be eligible to return to the Octagon this year. Sonnen did not commit officially to a comeback, but there is a plan in place.

"I definitely have that itch," Sonnen told Helwani. "I fantasize about it. But it's one step at a time. I'm not holding back from you. I'm not acting like my return is some kind of breaking news. I'd tell it to you right now. But I have to pass this first test, quite frankly. It's…