SEATTLE, July 8 (UPI) -- Alberto Callaspo and Mitch Maier hit eighth-inning home runs Wednesday, rallying the Kansas City Royals to a 7-3 victory over Seattle.
Maier connected for a solo homer one out later, helping the Royals complete a three-game series sweep of the Mariners.
The big inning made a winner of Victor Marte (3-0), who tossed a scoreless seventh. Joakim Soria collected his major league-leading 25th save.
Billy Butler went 2-for-3 with two RBI and two runs scored for Kansas City.
Casey Kotchman hit a pair of homers and drove in three runs for the Mariners.