Orange County February 7, 2022 11:36 am 17-Year-Old Develops a Phone App That Makes Audience Part of the Show LightWave, developed by a 17-year-old from Southern California, creates light shows by using the flash on camera phones in the audience. Vikki Vargas reports for the NBC4 News. US & World Videos 0:35 Search for shooter in murder of Long Beach teen 0:24 Parents sentenced for Palmdale boy's death 0:50 Arson ruled out as cause of Oceanside Pier fire 2:57 Pro-Palestinian vigil and march for Gaza in Pasadena 1:57 Pedestrian killed in multi-vehicle crash in Hollywood
