Roy Halladay's perfect game was seven years ago today - The Good Phight
Roy Halladay's perfect game - Wikipedia
Inside Roy Halladay's struggle with pain, addiction - ESPN
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Looking back at Phillies' Roy Halladay's perfect game 10 years ago, through his triumph and tragedy
Drugs and Stunts Cited in Plane Crash That Killed Roy Halladay - The New York Times
Roy Halladay's Perfect Game: 5 Fast Facts You Need to Know
Remembering Roy Halladay's perfect game and playoff-no hitter
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