Cubs' Kerry Wood Ends Career With Strikeout and Hug - The New York Times
May 6, 1998: Kerry Wood's 20 strikeout game
List of Major League Baseball single-game strikeout leaders - Wikipedia
Kerry Wood's 20 Strikeout Game
Today in Cubs history: Celebrating the day Kerry Wood struck out 20 Astros - Bleed Cubbie Blue
RememberThatCub: Kerry Wood. This is another player that really does…, by Alex Patt, Wrigley Rapport
Eighteen years after Kerry Wood: Will we see another 20-strikeout game - ESPN - SweetSpot- ESPN
What even is that pitch?' An oral history of Kerry Wood's 20-K day - ESPN - Chicago Cubs Blog- ESPN
Cubs' Kerry Wood retires after facing final batter - Newsday
Max Scherzer's 20-Strikeout Game Was Weirder Than Any Other
Kerry Wood Returns to Playoffs as a Different Pitcher in a New Town - The New York Times
Seventeen years ago, Kerry Wood threw 20 strikeouts and rendered the letter 'K' meaningless
Kerry Wood discusses his 20-strikeout performance