Firefighters on scene at Pentagon during ‘hazardous materials incident’

Firefighters on scene at Pentagon during ‘hazardous materials incident’ Al Jazeera Multiple Pentagon floors on lockdown due to 'hazardous materials' BBC Pentagon lockdown and evacuation was due to a false alarm, sources say CNN Pentagon evacuation live updates: Hazmat crews respond to ‘air quality incident’ with some floors still on lockdown The Independent US Pentagon partially locked down after 'hazardous materials incident' The Times of India