September 30, 2014 3:06 pm Teen Hurt Outside Six Flags Has Surgery to Reduce Brain Swelling News4’s Prince George’s County Bureau Chief learned that social media may have played a role in the violence outside Six Flags Saturday night. US & World Videos 3:27 May Day demonstrations planned, Gaza war protests continue across Bay Area 1:45 NYPD enters Columbia University in riot gear to clear protest 4:28 ‘Apples Never Fall' and ‘Jurassic Park' star Sam Neill reveals his real name 3:21 Katy Perry's surprising regret about cheeseburger Met Gala look 1:01 Biden administration plans to reclassify marijuana as a Schedule III drug