Red Sox place RHP Brayan Bello on injured list due to back tightness

Red Sox 1B Triston Casas out indefinitely with broken rib suffered on hard swing at plate

Los Angeles (for OF Mookie Betts, five-player deal)

 ( 2020-2021)(two-year contract, avoids arbitration)

 ( 2024-2031; Opt 2032)(eight-year extension)

 ( 2024-2029; Opt 2030)(six-year contract extension)

 ( 2024-2025; Opt 2026)(two-year contract)