Every foreigner in Moscow knows the Paul Tatum story. In the expat religion, the assassination of the former Radisson-Slavyanskaya honcho makes up a whole book—say, the Job-like fourth or fifth after the 1991 Genesis—of the local Bible. According to the book, Tatum was swallowed whole by a great local mobster, and again vomited back up upon the land, only with eleven bulletholes in him. THE “TATUM AFFAIR” was buried for four long years. It flared back up again on the very peak of the pre-election campaign, just when Luzhkov’s team announced a war against Yeltsin’s “Family.” And what about the...