Salvador Perez is grinding down the Seattle Mariners' postseason hopes, one big swing at a time. Perez homered for the fourth straight game, lining a two-run shot off the top of the fence for his 37th of the season to lead the Kansas City Royals over the Mariners 4-2 on Saturday. Read more https://www.espn.com/mlb/recap?gameId=401228995