Shares tumbled Tuesday in Asia and U.S. futures also fell ahead of the release of U.S. employment and inflation reports that could drive the direction of interest rates. Tokyo's Nikkei 225 declined 1.

Wall Street drifted in mixed trading ahead of this week’s economic reports that could drive where interest rates, and thus stock prices, go. The S&P 500 slipped 0.2% Monday, even though more stocks ...