A major police operation is underway in Washington DC following an active shooter incident. Heavily armed police officers in tactical gear rushed to the neighbourhood after reports of gunfire, with authorities responding to an unfolding security situation. #NDTVWorld #WashingtonDC #ActiveShooter #WashingtonShooting #BreakingNews #USNews #PoliceOperation #Gunman #TacticalPolice #WhiteHouse About NDTV (English news channel): NDTV is India's Most-Trusted News Broadcaster with the latest updates in news, sports, entertainment and much more from within.