U.S. stock index futures fell slightly on Friday morning,
reversing some of this week's gains following
a strong report on the American labor market.
S&P 500 futures fell 3 points, or 0.1 percent, to 3901.
Futures for the Dow Jones Industrial Average fell 22 points, or 0.1 percent, to 31343.
Nasdaq 100 futures fell 90 points, or 0.8%, to 12048.