U.S. stocks dipped in volatile trading today as optimism over the expected passage of an economic stimulus was offset by persistent worries about the health of the banking sector, according to Reuters. Financials fell after Britain's Lloyds Banking Group posted a wider-than-expected losses, and investors remained in the dark about how the Obama administration would relieve U.S. banks of money-losing assets and revive lending. Shares of Bank of America fell 3.2 percent to $5.68 on the New York Stock Exchange, while JPMorgan shed 2.6 percent to $25.53 and Wells Fargo shed 3.3 percent to $16.24. The Dow Jones industrial average fell 63.40 points, or 0.80 percent, to 7,869.36. The Standard & Poor's 500 Index slipped 6.15 points, or 0.74 percent, to 829.04. The Nasdaq Composite Index declined 4.03 points, or 0.26 percent, to 1,537.68.