Ken Griffey Jr. Career Highlights - This Day In Baseball
Adam Dunn's Historic Strikeout Rate and the Longest Home Run in Baseball History (Allegedly) – Chicago Magazine
Can a pitcher record more than 4 Ks in an inning say if the catcher drops the third strike? Has it ever actually happened in MLB? - Quora
Ken Griffey Jr. - Wikipedia
Ex-Reds first baseman Adam Dunn retires after 14 seasons - Sports Illustrated
Adam Dunn - Wikipedia
Prospect Retrospective and Career Profile: Adam Dunn - Minor League Ball
Kerry Wood – Society for American Baseball Research
The Longest Home Runs in MLB History, News, Scores, Highlights, Stats, and Rumors
Jose Hernandez – Society for American Baseball Research