UPDATE: The Mohave County Medical Examiner’s Office in Arizona has confirmed that Storage Wars star  Darrell Sheets took his own life last month. The manner of death was confirmed to TMZ . Arizona law enforcement officials found Sheets at his home in Lake Havasu City, Arizona, on April 22, and said at the time that he appeared to have died from a self-inflicted gunshot wound to the head. Sheets was 67. PREVIOUS, April 22: Darrell Sheets, a longtime regular on the A&E reality competition series Storage Wars died early this morning at his home in Lake Havasu City, Arizona. He was 67. Lake Havasu City police said he died of what appeared to be a self-inflicted gunshot wound to the head. According to a police department statement obtained by Deadline, officers were dispatched to Sheets’ home around 2 a.m. local time, where they discovered Sheets and pronounced him dead. The department’s Criminal Investigations Unit was notified and responded to the scene to assume the investigation, which is ongoing.…