European stocks ended lower after a cautious session amid signs of a slowdown in global economic recovery due to the surge in coronavirus cases of the Delta variant. US stocks The major U.S. averages ended mixed after a somewhat cautious session with investors weighing the likely impact of surging coronavirus of the Delta variant on the pace of economic recovery. The Nasdaq closed at a fresh record high, while the Dow and the S&P; 500 drifted lower. Expectations that the Federal Reserve will...