March 18, 2014 7:52 pm Investigators Crack Child Porn Case Investigators have cracked one of the largest child porn cases. More than a dozen people face charges. Vikki Vargas reports from Seal Beach for the NBC4 News at 5 p.m. on Tuesday, March 18, 2014. US & World Videos 2:57 Pro-Palestinian vigil and march for Gaza in Pasadena 1:57 Pedestrian killed in multi-vehicle crash in Hollywood 7:28 Tensions rise as UCLA protest continues 2:42 Executive staff to LA County DA accused of mishandling confidential police files 2:58 UC Irvine students launch solidarity encampments