Futures little changed ahead of raft of data, earnings

U.S. stock index futures were little changed on Thursday ahead of a flood of earnings reports and economic data, including the European Central Bank's first meeting since the Brexit vote. * The ECB is all but certain to keep rates firmly on hold, but will have to address an ever-growing list of obstacles that threaten once again to derail its efforts to revive growth and inflation. The rate decision is due at 7:45 a.m. ET (1145 GMT) and President Mario Draghi will hold a news conference at 8:30