At Least 4 Are Killed in Shooting in Darwin, Australia The police said a 45-year-old man had been arrested. A witness said the gunman went from room to room in a hotel, opening fire. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:How a C.I.A. Drone Base Grew in the DesertRich Nations Vowed Billions for Climate Change. Poor Countries Are Waiting.Giant Trap Is Deployed to Catch Plastic Littering the Pacific OceanCatalonia Separatists Urge a Show of Strength on the StreetsVolkswagen Trial Offers Hedge Funds a Chance to Settle Old ScoresC.I.A. Drone Mission, Curtailed by Obama, Is Expanded in Africa Under Trump