Senior U.S. and Russian officials launched special talks on strategic stability on Monday as part of a flurry of diplomatic activity in Europe this week aimed at defusing tensions over a Russian military buildup on the border with Ukraine, though no major breakthrough was immediately in sight. Russian Deputy Foreign Minister Sergei Ryabkov and his delegation arrived under Swiss police escort at the U.S. diplomatic mission for face-to-face talks with Wendy Sherman, the U.S. deputy secretary of state, and her team. The meeting is part of “Strategic Security Dialogue” talks on arms control and other broad issues launched by Presidents Joe Biden and Vladimir Putin during a June summit in the Swiss […]