Colt Brennan's Cause of Death Seems 'Darker' Than Previously Thought as New Details of QB's Last Days Emerged Colt Brennan passed away suddenly this month, and his death seemingly has a darker story than what people currently know.
NFL QB Colt Brennan Dead After Being Unconscious Inside Rehab: Did He Commit Suicide? Colt Brennan had been staying inside a rehabilitation facility in the past five months before he was found unconscious.