Video: Metro Bus Fire Reported Inside Tunnel in Downtown Washington DC

A Metro bus fire in Downtown Washington, D.C. prompted an emergency response inside the 9th Street tunnel.

Authorities confirmed that no passengers were on board, and the bus operator was not injured.

Fire crews are on scene working to extinguish the flames and secure the tunnel.

The cause of the fire remains unknown at this time.

The situation is ongoing as emergency teams continue their response.