Good news on the U.S. economy is back to being bad for Wall Street, and the stock market is sinking Tuesday toward its worst day in nearly three weeks following better-than-expected reports on the job market and business activity.

Asian stocks are mixed after Wall Street snapped out of a spell of holiday season blues, with markets in Tokyo and China declining

U.S. stock indexes are feeling the pressure from better-than-expected reports on the U.S. economy. The S&P 500 swung to a drop of 0.7% Tuesday after losing an earlier, small gain.