February 17, 2017 7:55 pm 3-Year-Old Killed in Fire Hunter Knox, a 3-year-old boy, was killed in a 3-alarm fire at an apartment building in Lowell, Massachusetts. US & World Videos 2:04 Newton dentist office aiming to keep kids comfortable 2:08 Tension grows over campus protests in Boston 1:53 Opening statements begin in the Karen Read trial 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:39 MIT president calls for shutdown of student encampments