Russia no longer sets the terms. What remains of its position, including the reliance of Central Asian exporters on Russian rail and Kazatomprom’s 25 percent share in Russia’s Novouralsk enrichment plant, consists of vestiges of a past influence. Whether Washington can match its announcements with finished mines, refineries, and railways will decide how durable its new position proves, and the outcome will be settled between American and Chinese capital, with Moscow watching from the sidelines.