U.S. stock futures drift lower
Bank of America results awaited; more Bernanke testimony on tap
FRANKFURT (MarketWatch) — U.S. stock index futures drifted lower Wednesday, with investors set to eye a second day of congressional testimony by Federal Reserve Chairman Ben Bernanke against a backdrop of continuing worries over the global economic outlook and a flow of corporate earnings results. http://www.marketwatch.com/story/us-stock-fut...2012-07-18