U.S. stock index futures swung up and down, searching for direction late Tuesday, following another volatile day on Wall Street. As of midnight Eastern, Dow Jones Industrial Average futures /zigman2/quotes/210407078/delayed YM00 +1.33% were about flat, after rising as more than 100 points then falling more than 200 points earlier in the session. S&P 500 futures /zigman2/quotes/209948968/delayed ES00 +1.11% and Nasdaq-100 futures /zigman2/quotes/210219788/delayed NQ00 +0.65% also bounced around. Earlier in the day, stocks finished lower, falling from intraday highs, thwarting a second straight session of gains despite signs that the COVID-19 pandemic may be leveling off in parts of the world. The Dow /zigman2/quotes/210598065/realtime DJIA +2.17% closed down 26 points.