DETROIT (AP) -- Wilson Betemit capped Detroit's three-run eighth inning with a tiebreaking RBI double against his former team, leading the Tigers to a 5-4 victory over the Kansas City Royals on Wednesday.

Austin Jackson went 4 for 4 and scored three times for the AL Central-leading Tigers, who have won 7 of 10.

Miguel Cabrera added two hits and Jose Valverde worked the ninth for his 40th save in 40 chances.

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