Police say an 8-year-old boy attending an after-school program at a Gardner elementary school has died after a television and cart fell on him. The Worcester district attorney's office said in a statement that the television fell on Colby O'Brien at about 4 p.m. Thursday at the Elm Street Elementary School. e was taken to Heywood Hospital where he was pronounced dead. Authorities say the death remains under investigation, but it appears to be an accident. Grief counselors are being brought into the city's school's on Friday to help students dealing with the death.