Jim Geraghty points out an unusual item from Reuters yesterday, in which the State Department announced that Hillary Clinton would not accompany Barack Obama to Moscow next week. The nation’s chief diplomat will stay home while Obama pursues nuclear reductions with Russia, one of his big diplomatic projects, one in which observers would presume that the Secretary of State would have substantial involvement: U.S. Secretary of State Hillary Clinton, who broke her right elbow two weeks ago, will not accompany President Barack Obama to Moscow next week, a U.S. official said on Wednesday. “Secretary Clinton is not going to go...