The leaders of France, Germany and Greece are scheduled to meet on Wednesday. They're expected to discuss ways to contain the debt crisis that has roiled financial markets.
Ahead of the market opening, the U.S. government will report on retail sales in August. Economists expect a 0.2 percent rise, slower growth than in July as fears mounted that the U.S. was slipping into a recession and the stock market took a steep fall.
Two hours ahead of the opening bell, Dow Jones industrial average futures are up 59 points, or 0.5 percent, to 11,080. S&P 500 index futures are up 8 to 1,172. Nasdaq 100 futures are up 15, or 0.7 percent, to 2,230.