(FILES) Chair of the Federal Reserve Kevin Warsh speaks during a news conference at the William McChesney Martin Jr. Federal Reserve Board Building in Washington, DC, on July 29, 2026. September 11, 2026, the US Federal Reserve goes into a key rate-setting meeting next week with markets expecting policymakers to pull the trigger on a rate hike to tackle persistently high inflation -- and analysts say central bank chief Kevin Warsh's credibility is on the line. The world's largest economy has been dealing with years of higher-than-target inflation, and prices have surged in the wake of US President Donald Trump's war on Iran, his signature tariff policies and the ongoing AI boom. (Photo by Brendan SMIALOWSKI / AFP via Getty Images)