White Sox outfielder Magglio Ordonez (left knee bruise) and second baseman Willie Harris (injured left ankle and shin) were hurt when they collided while trying to run down a fly ball in the seventh.
Matthew LeCroy hit the first pinch-hit grand slam for the Twins since Greg Colbrunn's against the Blue Jays on Aug. 4, 1997.
Chan Ho Park tied a Rangers record by hitting three batters; he's hit eight in all this season.
Outfielder Shannon Stewart of the Twins missed the game with a left foot injury; he's day to day.
Shortstop Desi Relaford was out of the Royals' lineup with a strained left hamstring tendon and is day to day.
The Orioles won their second straight at Safeco Field, where they are 4-19 since the ballpark opened in July 1999.
The Mariners lost for the ninth time in 10 games and fell 13 games under .500 for the first time since Sept. 12, 1998.
Bobby Kielty has 11 RBIs in May, and eight have either tied the game or put the Athletics ahead.