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Player Development

Prospects Rookie Players Spring Training Injury Management Minor Leagues Minor League Assignments Minor League Players Roster Decisions Contract Negotiations Contract Extensions

Red Sox Trade Marcelo Mayer to Giants for Lefty Reliever Erik Miller

The move signals Boston's shift from developing a long‑term top prospect toward adding bullpen help for a postseason push.

Mitch Keller Out for 2026 After Teres Major Shoulder Injury

Orioles Extend Reliever Yennier Cano Through 2028 With 2029 Club Option

Cole Sands to Miss Remainder of 2026 After Right-Elbow Arthroscopy

Yankees Signal Uncertainty Over Anthony Volpe as Prospect George Lombard Looms

Cardinals Extend JJ Wetherholt for Eight Years and $112.5 Million

Passan Frames Dalton Rushing as Trade Candidate for Rangers or Yankees

John Mozeliak Installed as Angels' Interim Baseball-Operations Chief

Guardians Send Three Players to 2026 All‑Star Game

Marcus Semien Out 4–6 Weeks After Grade 3 Hip Flexor Strain

Phillies Keep Andrew Painter in Rotation as Trade Options for Starting Help Look Limited

Mets Claim Infielder Zack Short Off Waivers

Brewers Re-Sign Jake Woodford After He Clears Waivers

Astros Schedule One More Rehab Start for Hunter Brown

Padres Face Offensive Shortfall as Trade Plans and Ownership Sale Loom

Mets Face Growing Pressure Over Mark Vientos After Costly Errors and Slump

Giants Hire Gary Pettis as Third-Base Coach

Giants Add Buddy Kennedy and Wilkin Ramos to Major‑League Roster

Phillies Option Otto Kemp, Recall Steward Berroa for Dodgers Series

Blue Jays Add Austin Voth and Move Alejandro Kirk to 60-Day IL