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HOU@PIT: Giles hits a walk-off grand slam to win it
J.D. Martinez, Rafael Devers grand slams 2021 ALCS Game 2
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CHC@PIT: Snider cranks a grand slam to right-center
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Harper's walk-off grand slam, 08/15/2019
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Paul Goldschmidt hits walk-off grand slam in 10th
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Albert Pujols hits grand slam, leads Adam Wainwright, Cardinals over Rockies - The Boston Globe
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20 memorable moments from PNC Park's first 20 seasons
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Norfolk Tides 2020 Media Guide by NorfolkTides - Issuu
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Channeled some 1971 there:' Jacob Stallings caps Pirates' 1971 celebration with walkoff grand slam
Harrison's walk-off HR ends Hill's no-hitter
MLB roundup: Cubs PH Bote hits walk-off slam
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SEA@BAL: Hoiles hits a walk-off grand slam
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2014 San Francisco Giants season - Wikipedia
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Mercer plates Polanco for a walk-off win
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Suzuki hits a two-run walk-off home run