U.S. stock index futures gained late Sunday, ahead of likely ugly earnings reports this week from some of America’s biggest companies. Dow Jones Industrial Average futures YM00, +1.17% shrugged off early-session losses and were last up 87 points, or 0.4%, while S&P 500 futures ES00, +1.22% and Nasdaq-100 futures NQ00, +1.31% rose as well. U.S. oil futures clm20 sank more than 6% to fall below $16 a barrel. This coming week is the busiest of this quarter’s corporate earnings season, with Alphabet GOOGL, +0.46%, Amazon AMZN, -0.40%, Apple AAPL, +0.64%, Intel INTC, +0.44% and Tesla TSLA, -1.29% set to release their reports, along with Dow components such as Boeing BA, -1.05% and Exxon Mobile XOM, +0.09%. Stock indexes fell last week, snapping a two-week streak of gains, as investors weighed economic data, mixed corporate earnings and the latest coronavirus-related economic aid package from Congress.