The S&P 500 (INDEXSP:.INX) once again defied the skeptics by putting in a solid rally to finish higher for the sixth straight week. Many market strategists have been calling for a pullback due to too-bullish sentiment yet the market is in the middle of yet another slow grind higher up the wall of worry. Earnings season continued today with better-than-expected earnings from CBOE Holdings (NASDAQ:CBOE) and American Axle (NYSE:AXL) and weak reports from Laboratory Corp. (NYSE:LH) and Louisiana-Pacific (NYSE:LPX). But the real stock story today was Moody's (NYSE:MCO) which suffered a big decline despite a better-than-expected earnings report as ...