The swift action of his girlfriend, Omarosa Stallworth, probably saved his life.Â Stallworth discovered Duncan in a state of cardiac arrest just before 2:00 AM.
Weâ€™re told Omarosa performed CPR and was able to resuscitate the 54-year-old.
MCD was transported to a nearby hospital where he was immediately admitted to the ICU.
Sources tell us â€¦ Duncanâ€™s heart rate is now stable and Omarosa is by his side. Doctors are performing tests to figure out why the actorâ€™s heart stopped in the first place.