Three people were killed in a helicopter crash while reportedly filming a television show in Acton today. The crash was at 3:40 a.m. on the Polsa Rosa Movie Ranch, 5726 Soledad Canyon Road, said Los Angeles County Fire dispatcher Robert Diaz. The aircraft, a Bell 206B Jet Ranger helicopter, was substantially damaged, said Allen Kenitzer of the Federal Aviation Administration. A movie was reportedly being shot on the ranch, which was closed to reporters. Signs at the gate pointed to a set for a production called “Bongo,” but firefighters could not confirm if that was the production that was underway during the crash. KCAL-TV reported that a company called “Bongo Productions” was shooting an unnamed reality show there. The ranch is a movie, TV show and commercial location offered for rent to production companies. It has two airstrips and “miles of roads,” according to its website. Both the FAA and the National Transportation Safety Board are investigating the crash, Ken...