The Mariners have gone through several catchers this season, but they have a long-term solution in 2012 first-round pick Mike Zunino. Ryan Eisner looks around the league at the biggest vacancies heading into the offseason.
Mike Olt was a prominent part of the package received by the Cubs in the Matt Garza deal. He's at Triple-A Iowa right now, but could get the call in the near future. Jan Levine suggests a possible bid on him among the other NL candidates this week.