HOUSTON(AP) Seventy-seventh ranked Bjorn Phau of Germany upset second-seeded Mardy Fish of the United States 6-3, 5-7, 6-3 Tuesday in a first-round match of the U.S. Men's Clay Court Championships.

Fish, ranked 28th, was the crowd favorite at the start of the match but by the third set, Phau's determined play started drawing scattered cheers. Phau broke Fish in the third game of the decisive set and served a love game in the fourth game. Phau closed out the victory with another break in the eighth game with a series of crowd-pleasing shots.

Tommy Haas of Germany beat fellow countryman Denis Gremelmayr 6-3, 6-3.