Rockies optioned OF Jordan Patterson to Triple-A Albuquerque.
Rockies manager Bud Black named Jon Gray as his Opening Day starter.
Blake Treinen has been named the Nationals' closer.
Rangers signed 2B Rougned Odor to a six-year, $49.5 million contract extension with a $13.5 million club option for 2023.
Austin Pruitt has won a spot in the Rays' bullpen.
According to Jon Heyman of FanRag Sports, the Cardinals "have quietly showed interest" in White Sox starter Jose Quintana.
Jeanmar Gomez will open the 2017 regular season as the Phillies' closer.
Michael Conforto will be on the Mets' Opening Day roster.
Zack Wheeler will start the Mets' fourth regular season game.
An MRI came back negative on the left elbow of Mets starter Steven Matz.
Red Sox placed LHP Drew Pomeranz on the 10-day disabled list with a left flexor strain.
Yankees manager Joe Girardi named Aaron Judge the club's starting right fielder.
Luis Severino has been named the Yankees' fourth starter.
Twins optioned C John Ryan Murphy to Triple-A Rochester.
Twins placed LHP Ryan O'Rourke on the 10-day disabled list with a left elbow injury.