November 14, 2019 5:25 pm Authorities Search Social Media for Motive of Accused Gunman Investigators are looking into an Instagram account claiming to belong to the alleged shooter. Eric Leonard reports for the NBC4 News at 5 p.m. on Thursday, Nov. 14, 2019. US & World Videos 3:14 LAPD officers return to USC amid pro-Palestinian protest 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:42 USC students share thoughts on cancelation of main commencement 0:45 Where will the 2025 NFL draft take place? 1:23 NFL draft prospects continuing family legacies