SEATTLE—As expected, the Mariners made some moves during this year’s trade deadline. Most fans were probably hoping the team would attempt to pick up some players to help during this season’s playoff. Instead, they shuffled the roster around a bit without significantly improving the team. Mariner fans will have to wait for the offseason and this year’s winter meetings to add the necessary pieces to take the team to the next level. For now, the Mariners sit in third place in the American League West and are tied with the New York Yankees, three games behind the Oakland A’s, for the second Wild...