U.S. stocks are heading lower for the third day in a row as investors continue to worry about slower growth in China and the lingering tensions in Ukraine.
The Standard & Poor's 500 index fell 10 points, or 0.6 percent, to 1,857 in the first few minutes of trading Wednesday. The index hasn't had a three-day losing streak since January.
The Dow Jones industrial average fell 74 points, or 0.5 percent, to 16,276. The Nasdaq composite fell 26 points, or 0.6 percent, to 4,281.
Nine of the 10 industry sectors in the S&P 500 index fell. The only one that rose was utilities.
European markets also fell. France's CAC-40 fell 1.5 percent and Germany's DAX fell 1.3 percent.
The yield on the 10-year Treasury note held steady at 2.77 percent.