X 上的Mark Berman：「Roy Oswalt and his family. Roy will throw out the ceremonial first pitch today / X
David Alfonso Esguerra - Copy of Radiolab Podcast - Object Anyways
Celebrity First Pitches in 2016 - Sports Illustrated
Roy Oswalt's (PRIME) Pitching Repertoire
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Roy Oswalt throws Astros' first pitch before ALCS Game 2
David Alfonso Esguerra - Copy of Radiolab Podcast - Object Anyways
Ceremonial first pitch - Wikiwand
Celebrity First Pitches in 2016 - Sports Illustrated
White Sox employee's ceremonial first pitch goes hilariously awry
David Alfonso Esguerra - Copy of Radiolab Podcast - Object Anyways
Roy Oswalt's (PRIME) Pitching Repertoire
