American fourth seed Ben Shelton battled from a set down to clinch his first ATP Masters 1000 title at the Canadian Open on Thursday, defeating Karen Khachanov of Russia 6-7(5) 6-4 7-6(3).

Ben Shelton came from a set down to beat Karen Khachanov in the Canadian Open final, securing his first ATP Masters 1000 title and a seven-figure prize for the first time

At the age of 22 years and 291 days, Ben Shelton is the youngest American to defeat four ATP top-20 players at a single event since Pete Sampras (22 years, 200 days) at Indian Wells in 1994