John Polly enters Shanghai in 1948 on a muggy, velvet evening, just in time for the Communist takeover of China. It marks only his fourth month in America's newly formed Central Intelligence Agency. Over the next two decades, Polly will become The White Mandarin, a double agent buried so deep within the inner circle of the People's Republic as to shape the futures of both that nation and his own. Dan Sherman's intricate, superbly crafted spy thriller...