There's a larger contingent of Americans in the US Open men's bracket than at any time in the past quarter-century, and two of the leaders -- Taylor Fritz and Ben Shelton -- got the tournament started on Sunday with dominant performances.

There’s a larger contingent of Americans in the U.S. Open men’s bracket than at any time in the past quarter-century

Shelton -- a semifinalist at the 2023 U.S. Open and this year's Australian Open -- went 5-for-5 in saving break points while also winning 78.2 percent of his first-serve points (43 of 55). He brushed off 32 unforced errors and tried not to look too far ahead during his post-match interview.