Ben Shelton said he had laid down a claycourt marker for US men with his Munich Open win on Sunday after the World No. 6 became the first American to claim an event above the ATP 250 level since Andre Agassi's 2002 Rome Masters triumph.
Fritz, Shelton lead American charge at US Open with first-round wins
With the American men experiencing their longest US Open title drought in the Open era, Venus Williams led the American charge into round two on Monday with a 6-3, 3-6, 6-2 win over Viktoria Kuzmova of Slovakia.