December 13, 2017 7:35 pm Local Rapper Helping Fight Homelessness Through Music Derek Cummings is trying to bring more attention to this ongoing problem in one of the wealthiest cities in America. US & World Videos 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University 2:39 Community mourns police sergeant killed on duty 2:50 Community mourns Billerica police sergeant killed on duty 4:32 Anti-war protester at Northeastern speaks amid arrests: ‘We are peaceful students'