Kerry Wood, Astros recall 20-strikeout game

Today in Cubs history: Celebrating the day Kerry Wood struck out 20 Astros - Bleed Cubbie Blue

Chicago Cubs pitcher Kerry Wood to retire after pitching one more game

Kerry Wood – The 20 Strikeout Masterpiece – The History Rat

Kerry Wood, Astros recall 20-strikeout game

Baseball's Seven Wonders: Kerry Wood's 20-K Game - Baseball ProspectusBaseball Prospectus

The Top 100 Cubs Of All Time - #59 Kerry Wood - Bleed Cubbie Blue

There have been just five 20-K MLB games; I was lucky to be at two of them - The Washington Post

Pitchers who recorded 20 strikeouts in a game

1986 Roger Clemens strikes out 20 batters in single game – Bowie News