Fitts, who has been pitching at Triple-A Worcester, will join Boston’s taxi squad on an “if needed” basis, sources said Sunday. The Red Sox are bringing him to the West Coast as insurance because there appears to be a pitcher on the roster who is a candidate to be placed on the injured list. That, however, is a possibility and not a certainty.

Devers refused to play first base this season after being moved off third base and into the designated hitter role to make room for Alex Bregman, Boston

The Boston Red Sox just said goodbye to Rafael Devers, but will get reacquainted with their former designated hitter this weekend in San Francisco.