Directional Bias For The Day: S&P Futures are lower Moving sideways since 12:30 PM on September 11 Odds are for a sideways day – watch for break above 2496.25 and below 2487.00 for a change of fortunes Key economic data due: Retail Sales (-0.2% vs. 0.1% est.) at 8:30 AM Core Retail Sales (0.2% vs. 0.5% est.) at 8:30 AM Empire State Manufacturing (24.4…