The leader of the House of Commons said today that an assailant was shot outside the British Parliament by armed police after loud bangs were heard. <br/><br/>According to a Reuters photographer, at least a dozen people were injured on a nearby bridge. A parliamentary official earlier said two people had been shot outside parliament and the building was in lockdown. <br/><br/>The House of Commons session was suspended and members of parliament who were in the chamber were told to remain there. The spokesman of Prime Minister's office said that British PM Theresa May is safe. <br/><br/>Police said they had been called to an incident at Westminster Bridge, officers were on the scene and it was being treated as a firearms incident.<br/><br/>A Reuters reporter inside the building said medical staff are treating two people inside the gates of the parliamentary estate. Nearby Westminster underground train station was closed at the request of police.<br/><br/>