Stock futures were pointing to a higher open for major indexes on Wednesday ahead of the highly anticipated release of quarterly results by AI investor favorite Nvidia.

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,

The Dow Jones fell 350 points Tuesday on rising U.S.-Russia tensions. Nvidia stock gave up its buy point during Monday's sell-off.

Bahnsen Group chief investment officer David Bahnsen joins 'Varney & Co.’ to discuss Wall Street futures amid concerns over rising tensions between Russia and Ukraine.

US stock indices slipped on Tuesday, as investors rush to safe-haven assets on escalating tensions between Russia and Ukraine. At the opening bell, the Dow Jones Industrial Average fell 146.3 points,