Traders braced for a fourth-straight day of losses Friday, as rising tensions between the U.S. and North Korea add more jitters to market sentiment worldwide.
Entering Friday's session, the Dow was on track to post its worst weekly performance since March 24, while the S&P 500 stared at its biggest weekly loss since the week before the U.S. election.
Dow Jones industrial average futures fell 20 points, while S&P 500 and Nasdaq 100 futures declined 4 points and 16.50 points, respectively.
The Dow has fallen more than 275 points during the past three days, with Thursday's sell-off losing 204 points.
The S&P and the Dow are down more than 1 percent this week.
Futures for major indexes were little changed paring earlier losses after weaker-than-expected inflation data raised hopes that the Federal Reserve would show restraint in raising interest rates.
The Labor Department said on Friday the Consumer Price Index edged up 0.1 percent last month, versus expectations of 0.2 percent.