Police in Florida are still investigating the death last month of professional wrestling icon Hulk Hogan from what the medical examiner concluded was a heart attack.

Hogan died at 71 on July 24. According to the Pinellas County Forensic Science Center records obtained by Page Six, his cause of death was ruled to be a heart attack. He had a history of irregular heartbeat and a history of a history of chronic lymphocytic leukemia (CLL), a type of cancer affecting white blood cells.