U.S. stock futures are falling with markets still focused on Europe, where an election in Greece provided only a brief bump in optimism over the continent's ability to withstand tenacious debt problems.

Dow Jones industrial average futures are down 45 points to 12,665. Standard & Poor's 500 futures are down 4.3 points to 1,333 and Nasdaq futures have given up 3 points to 2,561.

Central banks stood down Monday after the Greeks elected conservative leader Antonis Samaras, which reduces the odds that the country would exit the 17-country European Union financial block.

However, Spain is now in a precarious spot with borrowing rates hitting levels seen only by European nations that have required massive bailouts.

In the U.S., Microsoft is expected to make a "major" announcement after the market closes.

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