January 21, 2015 5:05 pm Hospital Staff Mourns Surgeon Killed in Shooting Officials at Brigham and Women’s Hospital said Dr. Michael J. Davidson, director of endovascular cardiac surgery, died late Tuesday after being shot around 11 a.m. US & World Videos 24:40 @Issue: How Mayor Wu is planning for incoming Trump administration 24:19 @Issue: Incoming and retiring lawmakers in Massachusetts 23:50 @Issue: Massachusetts votes to audit legislature 23:44 @Issue: How ‘No' prevailed in questions 4 & 5 24:48 @Issue: Shift of Latino voters towards Donald Trump