Stock futures were down slightly this morning pointing toward a lower opening as Alcoa (NYSE:AA) "officially" kicks off earnings season and a spate of disappointing eurozone data wore on investor confidence. Futures on the Dow Jones Industrial Average (INDEXDJX:.DJI) fell 0.12% to 13 291 and S&P 500 (INDEXSP:.INX) futures slipped 0.12% to 1 454.00. Nasdaq (INDEXNASDAQ:.IXIC) futures are down 0.10% to 2 715.00. Asian markets fell today and European indices are heading higher despite disappointing economic indicators. Earnings season officially begins today with Monsanto (NYSE:MON) reporting before the opening bell and Alcoa after the close. Monsanto reported earnings per ...