Pentagon investigating hazardous materials incident, biohazard scent detected

Arlington County Fire Department and EMS are monitoring a hazardous materials incident at the Pentagon in Washington, D.C. Air systems detected a biohazard scent in the building's A-ring.

Arlington County Fire Department and EMS units are actively monitoring a hazardous materials incident at the Pentagon in Washington, D.C. Air quality systems inside the building detected an unexplained biohazard scent in the central A-ring. Pentagon officials have initiated a shelter-in-place for affected areas as investigations continue into the nature of the detected substance.