watch nowIn his first stint at the Federal Reserve, Kevin Warsh came to a central bank that was about to be asked to save the world. He returns now under very different circumstances, asked to serve a notoriously fickle president who will place significant but very different demands on him.Warsh indeed is a Fed veteran, serving during the critical period of 2006 to 2011 that led up to and ultimately through the global financial crisis and the central bank's efforts to stabilize the economy. Appointed by Pre ...