In a year of assassinations, an angry Bob Gibson pitched his way into the record books
In Memoriam: Bob Gibson – Society for American Baseball Research
For Chicago Cubs' Trent Giambrone, debut came at end of tough year
Angered by assassinations of black heroes, Bob Gibson became the most dominant force in sports
Curt Flood - Wikipedia
Bob Gibson, a native Omahan and one of MLB's most dominant pitchers, dies at 84
Bob Gibson, intimidating Hall of Fame pitcher with a blazing fastball, dies at 84 - The Washington Post
Frank Robinson, baseball's fearsome trailblazer, dies at 83
Bob Gibson discusses racism in U.S.: 'Nothing has changed
Bob Gibson, a native Omahan and one of MLB's most dominant pitchers, dies at 84
Intimidation on the Mound
Curt Flood & Martin Luther King Jr.
Roberto Clemente: Baseball Rebel – Society for American Baseball Research
Justin Verlander faces former teammate Miguel Cabrera one more time as Astros rout Tigers