New video just out from the scene at the U.S. Navy Yard shooting shows what appears to be an officer being lowered into a building from a helicopter before being raised back up into the aircraft.

Just moments ago, the same helicopter seemed to once again lower itself near the top of the building, this time leaving an officer either on that roof or inside the building itself.

Watch the dramatic video seen just moments ago, and for more live updates on the latest developments, click here.