The Oakland Athletics designated pitcher Ken Waldichuk for assignment to make room for new acquisition Jeff McNeil, with Waldichuk's future uncertain as he awaits potential trade or waivers, following injuries and mixed performance.
The Mets designated outfielder Jose Siri for assignment after a poor performance and injury setbacks, replacing him with Tyrone Taylor, as they adjust their roster for the remainder of the season.
The Detroit Tigers have designated pitcher Matt Manning for assignment to make room for reliever Paul Sewald, as Manning, once a top prospect, has struggled with injuries and inconsistent performance in recent seasons, and is now available for other teams to claim or trade.