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.

Ben Shelton is the youngest American to achieve successive ATP top 10 wins in a Masters 1000 quarter-final and semi-final since Pete Sampras (20 years, 364 days) in Cincinnati in 1992. He has also become the youngest American to reach an ATP Masters 1000 final since Andy Roddick (21 years,

Semifinal action at the ATP Toronto Masters promises two entertaining matches. Ben Shelton can bridge the gap to Taylor Fritz in the race to become the U.S.