Nvidia and other tech companies are pulling U.S. stock indexes higher on Tuesday after they stumbled in the morning on worries about escalations in the Russia-Ukraine war. The S&P 500 was 0.2% higher,

U.S. stocks are paring earlier declines heading into the mid-day session, with the mid-cap Russell 2000 rising 3 points, or 0.12% and the Nasdaq up 86 points, or 0.46%. The S&P 500 benchmark was also last marked in positive territory, up 8 points, or 0.14%.

S&P 500 futures are up 0.2%. Dow Jones Industrial Average futures are gaining 0.3%. Nasdaq 100 futures are adding 0.1%. On Tuesday, the Dow Jones Industrial Average fell 121 points, or 0.28%, to 43,269,