Detective Ainsworth did an outstanding job working this case over many years. Today's announcement by the Sheriff's Office is the culmination of years of hard work by Steve Ainsworth and the investigative team.. Boulder County Sheriff's Detective Steve Ainsworth retired last month after 44 years of work in law enforcement and 32 years with the department. (Matthew Jonas/Staff Photographer)
Known for: Forensic Files, The Fox Hollow Murders: Playground of a Serial Killer, Real Detective. CBI said 51-year-old Steven Ainsworth, of Arvada, was the driver of the Lexus. Ainsworth had been driving west on U.S. 6 just before going through Tunnel 6 when his vehicle was struck head-on by a.