4 dead, several injured in Washington D.C. shooting

  Shooting At Navy Yard In Washington, DC By Annie-Rose Strasser September 16, 2013 AT 8:55 AM   Police  were seeking as many as two gunmen on Monday morning in Washington, DC, after they apparently opened fire at the headquarters of the Naval Sea Systems Command in Navy Yard, the shore facility of the U.S. Navy, killing four and injuring at least eight. Shots continued late into the morning as one gunman apparently barricaded himself inside a room in the building where ... Full Story