MARTINEZ — The California Highway Patrol officer accused of stealing nude photos from a DUI suspect's phone told investigators that he and his fellow officers have been trading such images for years, in a practice that stretches from its Los Angeles office to his own Dublin station, according to court documents obtained by this newspaper Friday.

CHP Officer Sean Harrington, 35, of Martinez, also confessed to stealing explicit photos from the cellphone of a second Contra Costa County DUI suspect in August and forwarding those images to at least two CHP colleagues. The five-year CHP veteran called it a "game" among officers, according to an Oct. 14 search warrant affidavit.

Harrington told investigators he had done the same thing to female arrestees a "half dozen times in the last several years," according to the court records, which included leering text messages between Harrington and his Dublin CHP colleague, Officer Robert Hazelwood....