sentences:  After his discharge from the Navy, Walker designed an aluminum brace for his knee and made a comeback with the Detroit Tigers.He appeared in 28 games for the 1945 Tigers and had three hits, nine walks, and scored five runs in 32 plate appearances.With his limited plate appearances, Walker was ineligible for the World Series, but Commissioner Happy Chandler waived the rules to allow the returning World War II veteran to play in the postseason.