Michael Massey and Salvador Perez homered as the Kansas City Royals beat the Detroit Tigers 8-3 for their fourth straight win. Massey had a leadoff homer in the second inning for the first long ball given up this season by Tigers starter Reese Olson after 48 1/3 innings. In his next at-bat, Massey stunned Olson with a liner off his right hip while Vinnie Pasquantino scored on catcher Jake Rogers’ throwing error for a 2-0 Royals lead. Perez led off the sixth with his ninth homer as the Royals greeted reliever Joey Wentz with five consecutive hits. Seven straight batters reached safely while Kansas City scored six runs to build an 8-1 lead. Michael Wacha allowed two runs and six hits in seven innings to win his third straight start.