November 14, 2019 8:25 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 0:54 Nude cruise sailing out of Miami in 2025 1:36 Arizona Senate repeals 1864 abortion ban 1:40 Democrats say Big Oil misled public for decades about climate change 1:01 Woman arrested on human trafficking and prostitution charges in Miami-Dade in court 1:45 NYPD enters Columbia University in riot gear to clear protest