August 11, 2017 2:25 pm Day Care Driver Arrested in Toddler's Death Authorities confirmed Thursday a 3-year-old found lifeless in a day care van earlier in the week died of hyperthermia due to extreme heat. US & World Videos 2:09 President of MIT calls for shutting down pro-Palestinian encampments 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