Futures tick down ahead of big bank earnings, retail sales data

U.S. stock index futures edged lower on Friday as caution kicked in ahead of quarterly results from four of the nation’s biggest banks that could set the tone for the third-quarter earnings season.
Morning Bid: Oil and jobs

World markets calmed a bit on Wednesday after a tumultuous couple of weeks – but a focus on energy prices and U.S. employment promised more tension ahead.