The decline in major stock averages worsened, but they came slightly off their session lows late Tuesday. The Nasdaq pared a 0.7% loss to 0.5% and the S&P 500 trimmed a 0.4% deficit to 0.2%. Meanwhile, the Dow Jones industrial average continued to fare better with a 0.1% loss. Gains in Home Depot (HD), which reported strong earnings, and UnitedHealth Group (UNH) offset losses in Wal-Mart (WMT) and Walt Disney (DIS) in the Dow industrials.