Vespi underwent successful hernia surgery Thursday, Roch Kubatko of MASNSports.com reports.

Johnson (elbow) said Tuesday that he will start his throwing program in mid-January with the goal of pitching in rehab games in the minors in August, Roch Kubatko of MASNSports.com reports. "Pretty much I can do everything except for actually throwing a baseball or throwing medicine balls. As far as upper-body lifts, I'm pretty much cleared for all that stuff," Johnson said. "I'm hoping to be able to pitch by next August, maybe in some Complex League games."

Servideo was placed on the 7-day injured list at Single-A Delmarva on Saturday due to a groin strain, Roch Kubatko of MASNSports.com reports.