January 10, 2014 10:08 am Ask Dr. Bruce: How Much Sunscreen & Stem Cells Dr. Bruce answers viewer-submitted questions about sunscreen and the types of stem cells in a report for the NBC4 News at noon on Thursday, January 9, 2014 US & World Videos 16:10 The Rundown: Wednesday December 11, 2024 0:54 Red flag conditions still in effect for Franklin Fire area 1:49 Franklin Fire flares up in Malibu neighborhood 1:19 Audit: LA wasted $218M on unused shelter beds 1:00 Wind-driven Franklin Fire burns over 3,000 acres in Malibu