Impact blank Timbers 2-0

Bernardo Corradi and Sinisa Ubiparipovic scored in the second half Saturday to lead the Montreal Impact to a 2-0 win over the Portland Timbers.

Corradi gave Montreal the lead in the 76th minute on a penalty after Collen Warner's shot struck the arm of a Portland player in the 18-yard box.

Corradi stepped up to the penalty spot and fired a shot past Timbers goalkeeper Joseph Bendik, who replaced injured starter Troy Perkins earlier in the second half.

Ubiparipovic added a goal in the 84th minute from in close and Montreal picked up its second MLS victory.

The Impact remained undefeated in three games at Olympic Stadium, the expansion club's home for two more regular-season games until renovations at the adjacent Saputo Stadium are completed.

Montreal, which improved to 2-5-2, had a 1-1 with D.C. United in Washington on Wednesday for its first road point.

Portland fell to 2-5-1. The Timbers beat Sporting Kansas City 1-0 at home a week earlier, dealing the Eastern Division leaders their first loss of the season.

Perkins left the game after he was kicked in the face by Montreal's Sanna Nyassi when he slid out to block a ball in the 63rd minute. The Portland goalkeeper left the field with his cut and bloodied nose covered by a towel. Nyassi got a yellow card on the play.

Notes: Timbers defender Steve Purdy left in the 20th minute. Purdy, who collided with Mapp 11 minutes in, was replaced by Freddie Braun. ... Impact forward Lamar Neagle replaced Mapp in the 57th minute.