By The Associated Press

HOUSTON - Mark Prior pitched five shutout innings in his third start since coming off the DL and Todd Walker homered twice, ending Roger Clemens' unbeaten start with a 7-2 win over the Houston Astros on Monday night.

Prior (1-1) allowed only five hits and struck out eight, denying his childhood idol a chance to become the first pitcher in the big leagues with 10 wins.

Walker went 4-for-5 with homers in the sixth and ninth and a triple in the third. He also scored four runs. Aramis Ramirez and Moises Alou also homered, handing the Astros their third loss in four games.

Clemens (9-1) gave up five runs in six innings on a season-high 10 hits. He struck out six.

Jimmy Anderson went the final four innings for his first save.

AL: Indians 14, Orioles 0

CLEVELAND - Jake Westbrook pitched a four-hitter for his first major league shutout and the Cleveland Indians trounced the Baltimore Orioles 14-0 Monday for their fourth straight win.

Cleveland scored seven runs in the third inning and six more in the fifth to hand the Orioles their sixth loss in nine games.

John McDonald, getting a rare start and batting only .107, got a career-high four hits and Lou Merloni had two of the Indians' eight doubles.

Westbrook (6-2) struck out four and walked two in his third career complete game.

Eric DuBose (4-5) was charged with eight runs in 2 2-3 innings. He gave up six hits and walked four.

The game was a makeup from a May 2 rainout at Jacobs Field.