Workers wear hazmat suits at the scene of a chemical spill on Congress Street in Portland.
A firefighter strings police tape around a truck that appeared to have leaked chemical material on Congress Street.
A firefighter ties up police tape near the site of a chemical spill on Congress Street on Munjoy Hill.
Assistant Fire Chief Keith Gautreau speaks at a press conference about the chemical spill on Congress Street.
Workers respond to the chemical spill outside the Munjoy Hill Fire Station.
Local & State 
