In its lengthy rebuke last week at the World Trade Organization, the U.S. held up an Appellate Body report that faulted the U.S. on its countervailing duties against China as proof of its longstanding critiques -- and the reason the WTO, without significant reform, will never be able to hold China to account. The U.S. regularly delivers lengthy statements at the WTO meant to persuade its fellow members of the failures of the international body, but this recent one was...