Wall Street opens higher on China stimulus hopes, calm euro zone

The Dow Jones industrial average was up 87 points at 12,542

US stocks rose on Tuesday on hopes China may unleash more spending measures and Greek election polls pointing to support for pro-bailout parties.

The Dow Jones industrial average was up 87.64 points, or 0.70%, at 12,542.47. The Standard & Poor's 500 Index was up 9.29 points, or 0.70%, at 1,327.11. The Nasdaq Composite Index was up 21.64 points, or 0.76%, at 2,859.17.