May 18, 2016 5:45 pm Expanded NBC4 News at 4 The NBC4 News is expanding to include the 4 p.m. hour. US & World Videos 3:03 USC security changes after encampment removal 3:14 USC prepares for graduation after encampment removal 1:57 Hazmat team responds after two people are found dead in Northridge 1:04 Homeboy Industries founder Father Gregory Boyle receives nation's highest honor 5:46 NewsConference: Why the political silence during the campus chaos?