U.S. stock futures advanced after Italy’s new government unveiled austerity measures that European leaders hope will form the first part of a wider European deal at this week’s summit. About 90 minutes before the opening bell, futures on the Dow Jones Industrial Average rose 127, or 1.1%, to 12127. Standard & Poor’s 500-stock index futures gained 15, or 1.2%, to 1258.30. Futures on the Nasdaq Composite added 28, or 1.2%, to 2330.75. Changes in stock futures don’t always accurately predict trading in the regular session.