The New York Mets announce Bartolo Colon's official retirement
Bartolo Colón Officially Retires As A Member Of The Mets - Metsmerized Online
Mets Morning News: Michael Conforto exits spring game with back stiffness, Bartolo Colon has no retirement plans - Amazin' Avenue
Bartolo Colón reportedly considering retirement, decision could depend on his next start
Oakland A's beat Texas Rangers as Bartolo Colon outduels Yu Darvish – The Mercury News
Bartolo Colon reportedly makes final retirement decision
Oakland A's beat Texas Rangers as Bartolo Colon outduels Yu Darvish – The Mercury News
MLB trade deadline roundup: Breaking down busy day in baseball - Sports Illustrated
Major league notebook: Prince Fielder gets a fat deal in Detroit; Jorge Posada retires - Deseret News