Foot Locker's update adds to cautious tone set by other retailers this week, including Target Corp TGT.N, Home Depot Inc HD.N and TJX Companies Inc TJX.N, indicating inflation- wary American consumers tightened their belts. However, news of the pause pushed the gauges lower amid nervy trading as Federal Reserve Chair Jerome Powell spoke at a monetary policy panel. The benchmark S&P 500 index .SPX and the Nasdaq .IXIC were set for their best weekly performance since late March amid positive debt ceiling talks, less-than-feared earnings and economic data.