Russia is deploying long-range, precision cruise missiles to the western Atlantic that American defense officials say will allow Moscow to target Washington and other East Coast cities with conventional or nuclear attacks. Moscow is adding Kalibr land attack cruise missiles to both warships and missile submarines that Moscow plans to use in Atlantic patrols near the United States, sorties that were once routine during the Cold War. The new sea-based Kalibr deployments are expected in the coming months, according to officials familiar with intelligence reports of the Russian maritime operations. The land-attack version of the Kalibr, known as the SS-N-30A...