The barge that fired off Boston’s Fourth of July fireworks show caught fire around 5 a.m. yesterday morning, six hours after the end of the show. The Boston Fire Department’s harbor unit extinguished the fire around 6:10 a.m. David M. Templeton—The Tech May. 9, 2016 Facebook Twitter Reddit Print The barge that fired off Boston’s Fourth of July fireworks show caught fire around 5 a.m. yesterday morning, six hours after the end of the show. The Boston Fire Department’s harbor unit extinguished the fire around 6:10 a.m. David M. Templeton—The Tech