By M. Corey Goldman,Rob Daniel Stocks fall as oil surges past $100 a barrel as Russia’s attack on Ukraine enters its sixth day, with Russia stepping up its offense. Stocks were trading lower on Tuesday and oil surged back above $100 a barrel as investors continue to take a risk-off stance following Russia’s attack against Ukraine and as global sanctions have effectively frozen Russian banks’ ability to function. The Dow Jones Industrial Average was down 107 points or 0.32%, to 33,785 at last check. The S&P 500 was off 0.14% while the Nasdaq 100 traded down 0.12%. Oil edged higher after rising …