Hamilton cuts Rosberg's lead with 50th win

Triple world champion Lewis Hamilton celebrated his 50th Formula One victory on Sunday with a pole to flag U.S. Grand Prix drive that cut Mercedes team mate Nico Rosberg's overall lead to 26 points with three races remaining. The Briton's fourth win in five seasons at the Circuit of the Americas was his first from a pole position start in Texas and ended a barren and frustrating stretch dating back to Germany in July. Rosberg, who has won nine races this year to Hamilton's seven, took second pla