WALTHAM, MA - At noon on May 11th, State Police reported a truck leaking fuel on I-95 South near Winter Street. Waltham Engine 2 and Rescue 1 were dispatched. Approximately 30 gallons of diesel fuel spilled on the break down lane. Deputy Randy Mullin requested the Containment Unit for additional Speedy Dry. Firefighters were on the scene for about an hour mopping up.