Anderson, who has been tabbed as the opening day starter for the A's on April 1 against Seattle, hopes to throw his regular bullpen session on Tuesday and make his next Cactus League start later in the week.

The injury-prone Anderson suffered a strain in his right (non-throwing) shoulder when he tried to cover third base on an error and collided awkwardly with Diamondbacks baserunner Adam Eaton."

Source: Insidebayarea.com