Obituary: Phil Niekro (1939-2020) – RIP Baseball
Phil Niekro, Hall of Fame Knuckleball Pitcher, Dies at 81 - The New York Times
Phil Niekro, Hall of Fame Pitcher, Dies at 81
Baseball great Phil Niekro dies of cancer at 81
Phil Niekro Dies: Hall Of Fame Knuckleball Pitcher Was 81 – Deadline
Phil Niekro, Atlanta Braves legend known for knuckleball pitch, dies at age 81
Famed Knuckleball Pitcher Phil Niekro Dead at 81
With Phil Niekro's Death, Baseball Has Lost the Knuckleball and Its Master - The New York Times
Hall of Fame Knuckleballer Phil 'Knucksie' Niekro Dies at 81
Phil Niekro, Atlanta Braves legend known for knuckleball pitch, dies at age 81
Baseball great Phil Niekro dies of cancer at 81
Phil Niekro, Baseball Hall of Famer and knuckleballer, dies at 81 - Los Angeles Times
Phil Niekro, Hall of Fame Knuckleball Pitcher, Dies at 81 - The New York Times