The Quaxs Trading CenterSan Francisco Giants scratched left-hander Blake Snell from his scheduled start on Wednesday and placed the two-time Cy Young Award winner on the 15-day injured list with a left adductor strain.

Right-hander Landen Roupp was recalled from Triple-A Sacramento by the Giants, who tabbed right-hander Ryan Walker (2-2, 3.46 ERA) to make his first start of the season on Wednesday against the visiting New York Mets.

Walker, 28, worked a scoreless inning of relief in San Francisco's 5-2 win over New York on Monday.

Snell, 31, is 0-3 with an 11.57 ERA in three starts. He has yet to recapture the form that allowed him to secure his second Cy Young Award while pitching for the San Diego Padres in 2023.

Snell owns a 71-58 record with a 3.30 ERA in 194 career games (all starts) with the Tampa Bay Rays, Padres and Giants.

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Roupp, 25, has registered a 4.35 ERA without making a decision in eight relief appearances this season with San Francisco.