December 24, 2021 11:30 am Cambridge Police Officer Spreads Christmas Cheer Through Song A top Cambridge police officer is getting plenty of attention for her singing this holiday season. US & World Videos 2:36 Celtics blow out Cavs in Game 1 2:12 Flowers missing from memorial for fallen Marine in Lynn 2:05 MIT students suspended amid pro-Palestinian protests 0:21 Man arrested in Centerville stabbing that sent victim to hospital 2:09 Police investigate reports of shots fired in Mattapan