KANSAS CITY, Mo. (Interstat) — Stephen Kolek pitched 7 1/3 scoreless innings, allowing five hits and striking out four, as the Kansas City Royals blanked the Houston Astros 4-0 on Sunday at Kauffman Stadium. Maikel Garcia drove in three runs, delivering an RBI single in the first inning and a two-run double during a three-run third. Jac Caglianone added a run-scoring single in the third. Spencer Arrighetti took the loss, surrendering four runs on eight hits over six innings with seven strikeouts. The Royals improved to 29-43, while the Astros fell to 33-40. Attendance was 23,730. The game lasted 2 hours, 19 minutes.