Weston, MA - A Waltham police officer doing a detail in front of Weston MA town hall on December 2 reported to Waltham police that a construction truck had knocked down power lines and was on fire. Weston Fire dispatched Engine 1. Chief Soar arrived and requested the box which brought Engine 3 and Ambulance 1. Town hall was evacuated for about an hour and a half after Eversource Electric repaired the wires.