Authorities have issued a shelter-in-place order near the scene of the attack in the US capital. Police have said at least five people have been shot in a busy thoroughfare in the centre of Washington, DC. The shooting occurred on Thursday near Logan Circle, at the intersection of 15th Street NW and P Street, police said at 8:23am local time (13:28 GMT). Police said in an update that the attacker had barricaded himself in the area.