Alex Rodriguez admits to ‘plenty of mistakes’ after reporting to Yankees spring training  —  TAMPA - With two strikes against him and no margin for error, Alex Rodriguez resumed his Yankees career on Monday.  —  Having served the longest drug-related suspension in baseball history …

Plan may help ease rotation's early workload  —  Robin Ventura, Adam Eaton and John Danks talk about preparing for the season and share their expectations for 2015  —  GLENDALE, Ariz. — Manager Robin Ventura stated during his media session on Monday at Camelback Ranch that the White Sox …

MLB commish says he'd mull shorter season  —  In his first days as Major League Baseball commissioner, Rob Manfred has been open to considering making changes to help make the sport more marketable.  —  Proving that nothing is off the table, Manfred said Monday that he would entertain shortening …

Tigers Re-Sign Joba Chamberlain  —  7:54am: Chamberlain can earn up to $500K with the same incentive scale that he had on his previous one-year deal with the Tigers, tweets MLB.com's Jason Beck.  Per Cot's Contracts, that included an additional $100K for reaching 35, 40, 45, 50 and 55 appearances.

Baseball's Fight With Fatigue  —  How do you save ballplayers from exhaustion?  Customized planes, better meals and lots of rest  —  By  —  Jupiter, Fla.  —  The Miami Marlins made national headlines this off-season with a stunning move: a 13-year, $325 million contract extension …

Hart: Braves never discussed trading Kimbrel, other core players  —  Folks wonder how the Braves expect to score runs after trading away three of the top four hitters from an offense that was already the second-worst in the majors in that endeavor.  They dealt their top two home runs hitters …

Mayor says Pawtucket Red Sox will move  —  PAWTUCKET, R.I. — Pawtucket Mayor Donald Grebien said his city's Triple A baseball club, the Pawtucket Red Sox, has been sold and is leaving the city.  —  The mayor told radio station WPRO that he was briefed by the team Sunday.

Levine: Cubs' Bryant Asked To Play Outfield This Spring  —  By Bruce Levine-  —  MESA, Ariz. (CBS) — Although 23-year-old phenom Kris Bryant will compete for the Cubs' third-base job this spring, learning another position will be a part of his experience in Mesa.

Deal believed to be worth about $30 million  —  Yoan Moncada worked out privately for nine big league teams.  —  Cuban top infield prospect Yoan Moncada has agreed to a record-setting bonus with the Red Sox, according to an industry source.  —  The agreement is pending a physical.

Rangers Exercise Adrian Beltre's 2016 Option  —  2:11pm: Jon Heyman of CBS Sports reports that in exchange for guaranteeing the option in advance, Beltre has agreed to juggle his salaries a bit (Twitter link).  Beltre will now earn $16MM in 2015 instead of $18MM, while his 2016 salary will jump from $16MM to $18MM.

Cards won't look to Heyward to lead off  —  JUPITER, Fla.  • When describing how stymied he felt at times batting leadoff for the Atlanta Braves, Gold Glove-winning outfielder Jason Heyward borrowed an analogy from the field.  It's playing long toss and really wanting to cut loose …

Padres prospect Kelly slowed by strained groin  —  Bud Black discusses Casey Kelly's current health and updates the Padres' progress so far at Spring Training  —  PEORIA, Ariz. — Pitcher Casey Kelly remained sidelined Monday with a strained groin, though he felt a bit encouraged that the injury …