Former Strikeforce light-heavyweight champion Muhammed "King Mo" Lawal tested positive for the anabolic steroid Drostanolone at the Jan. 7 "Strikeforce: Rockhold vs. Jardine" event.
That's according to Nevada State Athletic Commission Executive Director Keith Kizer, who today emailed the event's drug-testing results to MMAjunkie.com.
When today contacted by MMAjunkie.com, Lawal denied using any banned substances.