Christopher Nassetta: The man who turned around Hilton

As July 4, 2007, dawned on the Chesapeake Bay, Christopher Nassetta, then the chairman and chief executive of Host Hotels & Resorts in Bethesda, was preparing to take his daughters fishing. He pulled the fishing poles together and grabbed his BlackBerry from his nearby Lexus SUV. His e-mail inbox, usually calm on holidays like the Fourth, was full.