Phil Niekro, Baseball Hall of Famer and knuckleballer, dies at 81 - Los Angeles Times
Phil Niekro, Hall of Fame knuckleballer and former Braves pitcher, dies at 81
The Baseball 100: No. 83, Phil Niekro - The Athletic
Phil Niekro, Baseball Hall of Fame knuckleballer, dies at 81
Niekro remembered for mastery of the knuckleball
Hall of Fame pitcher Phil Niekro dies at 81
Hall of Fame knuckleballer to throw out ceremonial first pitch at Victory Field
Phil Niekro, Hall of Fame Pitcher, Dies at 81
With Phil Niekro's Death, Baseball Has Lost the Knuckleball and Its Master - The New York Times
Braves legend Phil Niekro dies at age 81