Boston March 21, 2017 6:25 pm Roxbury Students Fight Against Bullying A group of students in Roxbury, with the help of Boston Mayor Marty Walsh, are joining a new effort to combat violence in their communities through the Boston Peace and Democracy Discussions. US & World Videos 2:39 MIT president calls for shutdown of student encampments 0:16 4 people seriously hurt after boat sinks off Cape Cod 2:35 Fallen Billerica police sergeant honored during vigil 2:09 President of MIT calls for shutting down pro-Palestinian encampments 1:00 Three dead in apparent murder-suicide in Lowell