Davis participated in batting practice Tuesday, as did Ben Zobrist for the first time since undergoing left knee surgery.
• A's closer Sean Doolittle (left shoulder) will begin a rehab assignment on Thursday with Class A Advanced Stockton.
• A.J. Griffin and Eric O'Flaherty are both dealing with minor shoulder soreness, as diagnosed Monday, and were expected to begin playing catch again as soon as Tuesday.
• Right-hander Jarrod Parker, who suffered a bone fracture in his elbow last week while rehabbing from his second Tommy John surgery, will see Dr. James Andrews on Monday, as he continues to assess surgical options.
• The A's released Alex Hassan on Tuesday, four days after designating the Minor League outfielder for assignment.
Jane Lee is a reporter for MLB.com. Follow her on Twitter @JaneMLB and listen to her podcast. This story was not subject to the approval of Major League Baseball or its clubs.