Memphis Mayor Willie Herenton has weathered acrimonious political feuds, tongue-wagging over fathering a child out of wedlock, an overhyped bout with an aging heavyweight, a tremendous dip in polls and a concerted effort among some of the region's political power brokers to replace him. So it should come as little surprise if the turmoil surrounding Herenton appointee Joseph Lee's actions while head of Memphis Light, Gas and Water Division rolls off the mayor like grease off Teflon. "A day in politics is like a light year," said Susan Adler Thorp, a political analyst and former political columnist for The Commercial...