As their pitching comes into question with a smattering of injuries, the Philadelphia Phillies are building up a contingency plan for the stretch run.

On Sunday, the Phillies signed right-handed pitcher Walker Buehler after he was released by the Boston Red Sox, and claimed lefty reliever Tim Mayza off waivers from the Pittsburgh Pirates.

The move for Buehler was reported by ESPN’s Jeff Passan, while the claim on Mayza was announced by the team.

The timing of the moves is notable, as the final day for players to be post-season eligible after signing with new teams is Sept. 1.

Buehler, 31, was released by the Red Sox on Friday after struggling to a 5.45 ERA with a 7-7 record in 23 games with the team.

He signed a $21.05 million contract with the side in the off-season but was demoted t

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