Elizabeth A. Warren, United States Senator (D-MA), delivered remarks at the ceremony of remembrance for Officer Sean A. Collier last Friday, April 18 in MIT’s North Court. Ho Yin Au—The Tech May. 9, 2016 Facebook Twitter Reddit Print Elizabeth A. Warren, United States Senator (D-MA), delivered remarks at the ceremony of remembrance for Officer Sean A. Collier last Friday, April 18 in MIT’s North Court. Ho Yin Au—The Tech