U.S. Stocks Slip as Oil Pares Gains; General Motors Posts Upbeat Quarter

U.S. stocks slipped as oil prices lost steam following Wednesday's rally. Plus, weekly jobless claims fell by 6,000 over the past week to 247,000, that's the lowest level since November of 1973. The European Central Bank kept its benchmark interest rates unchanged and maintained its pace of monthly bond purchases at 80 billion euros. Its deposit rate remains in negative territory. Analysts said the central bank isn't out of tools to lift inflation in the eurozone, which stood at 0 percent in March General Motors (GM) - Get Report reported net income of $1.26 a share, beating estimates of $1.01 amid strength in North America sales. Biogen (BIIB) - Get Report shares were on the rise after posting earnings of $4.79 a share, beating estimates of $4.44. Revenue of $2.73 billion was a tad below forecasts. TheStreet's Scott Gamm reports from Wall Street.