Pentagon lifts lockdown after air quality false alarm (opens in new tab)

The Pentagon resumed normal operations on Thursday after safety systems flagged a potential air quality issue, triggering a partial shelter-in-place order and a hazardous-materials response at the U.S. military headquarters in Arlington, Virginia. Pentagon spokesman Sean Parnell said the building’s systems detected an issue that required precautionary measures while officials assessed its significance. Arlington County Fire & EMS said its hazardous materials team supported the Pentagon Force ...