Opening Bell: U.S. Stocks Slip on Earnings Worries; Housing Starts Jump

U.S. stocks moved slightly lower Tuesday amid a slew of disappointing earnings from Netflix (NFLX) - Get Report and Yahoo! (YHOO) on Monday. Though Goldman Sachs (GS) - Get Report reported earnings of $3.72 a share, beating estimates of $3 a share. Revenue of $7.93 billion topped estimates of $7.58 billion. A surge in investment banking and fixed income, currencies and commodities revenue propelled the bank forward. Goldman also cut five percent of its staff during the quarter. Housing starts rose 4.8 percent in June to an annualized 1.19 million, beating estimates of 1.17 million. May's numbers were revised slightly lower. Lockheed Martin (LMT) - Get Report topped Wall Street's forecasts on both the top and bottom lines. Profit of $3.32 a share beat estimates of $2.94, while revenue of $12.9 billion eclipsed forecasts of $12.6 billion. Sales in its aeronautics business rose 6 percent. Shares rose 1.4 percent. TheStreet's Scott Gamm reports from Wall Street.