CurrenciesWarsh's comments on inflation fuel expectations of further Fed tighteningThe rise in U.S. Treasury yields boosted demand for dollars, pushing the yen into the 160-per-dollar range. (Photo by Hiroki Endo)YOSHIKAZU IMAHORIAugust 29, 2026 01:26 JSTJACKSON HOLE, Wyoming -- The yen weakened beyond the 160-per-dollar mark on Friday for the first time since Japan and the U.S. conducted a coordinated currency intervention in late July after Federal Reserve Chair Kevin Warsh signaled he remains open to raising interest rates.