On Friday, nearly 10 months after inducing a double play and getting a save, Mariano Rivera threw to hitters.

There is an outside expectation that the Cardinals’ decision on a second baseman will come down to whether the organization prioritizes defensive stability or offensive potential at the position.

There is an outside expectation that the Cardinals’ decision on a second baseman will come down to whether the organization prioritizes defensive stability or offensive potential at the position.

Terry Collins spotted it immediately while watching Johan Santana’s bullpen session on Wednesday. The arm speed that made Santana a two-time Cy Young winner was no longer present. The signature bite on his changeup was gone.

Terry Collins spotted it immediately while watching Johan Santana’s bullpen session on Wednesday. The arm speed that made Santana a two-time Cy Young winner was no longer present. The signature bite on his changeup was gone.

There were few regrets to be had in 2012 for Donn Roach, a right-handed pitcher who was traded from the Angels’ organization to the Padres on May 3.

There were few regrets to be had in 2012 for Donn Roach, a right-handed pitcher who was traded from the Angels’ organization to the Padres on May 3.

Jorge Posada likes the idea of being a part-time instructor and enjoys the process of teaching young catchers, but he doesn’t have any interest in getting back into baseball in any full-time capacity right now.

Jorge Posada likes the idea of being a part-time instructor and enjoys the process of teaching young catchers, but he doesn’t have any interest in getting back into baseball in any full-time capacity right now.

Ryan Madson can’t exactly pinpoint a timetable for when he can finally progress past throwing off flat ground, navigate through a collection of bullpen sessions and actually start appearing in games again. For help, he conjures his memory.

Ryan Madson can’t exactly pinpoint a timetable for when he can finally progress past throwing off flat ground, navigate through a collection of bullpen sessions and actually start appearing in games again. For help, he conjures his memory.

On Friday, the A’s released their first of many lineups that will be used this year, this one to be on display Saturday for the club’s Cactus League opener against the host Brewers.

On Friday, the A’s released their first of many lineups that will be used this year, this one to be on display Saturday for the club’s Cactus League opener against the host Brewers.

Once Bob Melvin wraps up his media session each morning, the A’s manager joins his players on the field for their daily yoga session. It’s a new trend in A’s camp this year, one that provides significant benefits in terms of breathing, flexibility and injury prevention.

Once Bob Melvin wraps up his media session each morning, the A’s manager joins his players on the field for their daily yoga session. It’s a new trend in A’s camp this year, one that provides significant benefits in terms of breathing, flexibility and injury prevention.

There are three reasons why this could be termed as an unusual Spring Training for second baseman Ian Kinsler — or at least a particularly interesting one.

There are three reasons why this could be termed as an unusual Spring Training for second baseman Ian Kinsler — or at least a particularly interesting one.