What to do when your window of opportunity is closing  —  Spring training had barely started for the Toronto Blue Jays and manager John Gibbons was already facing questions about next offseason, when sluggers Jose Bautista and Edwin Encarnacion could become free agents.

Braves lefty McKirahan (elbow) out for season  —  Braves left-handed reliever Andrew McKirahan will miss the 2016 season after suffering a torn elbow ligament in his first spring training appearance, general manager John Coppolella said Saturday.  —  McKirahan left the game Wednesday …

This day in MLBPA history: The first Spring Training tours  —  On March 5, 1966, Marvin Miller was hired as executive director pending a full vote of the membership, and he set off on the Players Association's first camp-to-camp tour of Spring Training to meet with players.

Chen Throws 2 Shutout Innings as Marlins Lose to Cards 3-2  —  JUPITER, Fla. — Wei-Yin Chen threw two shutout innings in his Miami Marlins debut, thanks to an assist from Giancarlo Stanton.  —  Chen allowed three hits and got some help when right fielder Stanton easily threw out Brayan Pena at the plate to end the second.

Giles Struggles in Houston Debut as Mets Beat Astros 3-1  —  KISSIMMEE, Florida — Ken Giles gave up two runs in one inning in his debut with the Houston Astros, who lost 3-1 to the New York Mets on Saturday.  —  Giles is expected to take over the closer role after he was acquired in an offseason trade with Philadelphia.

Braves Release David Carpenter, Ryan Kelly  —  The Braves have announced that they've released veteran reliever David Carpenter, along with journeyman righty Ryan Kelly.  They also sent a number of players to minor league camp, including 2014 first-rounder Braxton Davidson.

Zimmermann Impressive but Nationals Rally to Top Tigers  —  VIERA, Fla. — Jordan Zimmermann retired eight of his first nine batters in his Detroit debut against his former team, and the Tigers went on to an 8-4 loss to the Washington Nationals on Saturday.  —  Zimmermann yielded a two-out hit …

Central Notes: Mesoraco, Maybin, Sano  —  Reds catcher Devin Mesoraco's spring debut will come later than expected due to a groin injury, MLB.com's Mark Sheldon writes.  Mesoraco missed most of last season due to hip trouble, and he characterizes his current injury as a minor and expected result of the rehabilitation process.

Cain Doubles, Gets Hit on Foot as Royals Fall to Padres  —  PEORIA, Ariz. — Lorenzo Cain doubled and scored before leaving as a precaution after getting hit on the right foot in the Kansas City Royals' 3-1 loss to the San Diego Padres on Friday night.  —  Cain took Ryan Buchter's 93 mph fastball off …

Greinke Pitches 2 Scoreless Innings in Diamondbacks' Debut  —  SCOTTSDALE, Ariz. — The Arizona Diamondbacks' $206.5 million man pronounced his spring training debut for the team as pretty good.  —  Zack Greinke pitched two scoreless innings in the Diamondbacks' 6-3 victory over an Oakland Athletics' split squad on Friday.

Desmond Doubles in Rangers' Debut, Plays Left  —  SURPRISE, Ariz. — Ian Desmond did not have any chances in his first game in left field and hit a seventh-inning double for the Texas Rangers in a 3-3 tie against the Los Angeles Dodgers on Friday.  —  Desmond was the Washington Nationals starting shortstop …

Red Sox reporter Jessica Moran resigns amid questions about manager John Farrell  —  Jessica Moran, a reporter for Comcast SportsNet who covers the Red Sox, resigned from the network Friday amid questions about the nature of her relationship with the team's manager, John Farrell.