Federal Reserve Chair Kevin Warsh used his debut international appearance at the ECB Forum in Sintra, Portugal, to declare that "inflation risks have come down" in recent weeks, sending gold higher and cooling bets on a Fed rate hike. Warsh paired the comment with a renewed pledge to deliver "price stability" and return inflation to the Fed's 2% target, but he offered no hint on the July rate decision. The remarks came as global markets were already parsing...