The 22-year-old Shelton, seeded fourth, became the first American winner in the Masters 1000 hard-court event since Andy Roddick in 2003.

Fourth-seeded Ben Shelton beat second-seeded Taylor Fritz 6-4, 6-3 in an all-American semifinal match Wednesday night in the National Bank Open Open. Shelton will face 11th-seeded Karen Khachanov of Russia,

Ben Shelton won the National Bank Open for the third and biggest title of his young career, rallying to beat 11th-seeded Karen Khachanov of Russia 6-7 (5), 6-4, 7-6 (3).