Hundreds were evacuated from event held by rapper Desiigner and Boston Celtics rookie Jaylen Brown at CambridgeSide Galleria in Cambridge, Mass., authorities say - Boston Globe
http://www.bostonglobe.com/metro/2016/11/07/disturbance/bzH2TSmrSe8Pw2v70KXoRK/story.html?s_campaign=bostonglobe%3Asocialflow%3Atwitter