Russian Deputy Foreign Minister Sergei Ryabkov (C, back) and Lt.Gen. Mikhail Matveyevsky (R, Back), Chief of the Missile Troops and Artillery Branch of the Russian Armed Forces, attend a briefing in the Patriot military park, outside Moscow, Russia, on Jan. 23, 2019. The Russian 9M729 land-based cruise missile, contrary to the allegations of the United States, does not fall under the Intermediate-Range Nuclear Forces Treaty (INF), senior Russian officials said Wednesday. (Xinhua/Bai Xueqi)