Beltre 'completely happy' with retirement after 21 seasons
Adrian Beltre announces retirement
Adrian Beltre number retirement date announced
Rangers' Adrian Beltre retires after 21 seasons, 3,166 hits
Adrian Beltre retires - NBC Sports
Rangers' Adrian Beltre announces retirement from baseball after 21
Adrian Beltre was the sport of baseball - Lone Star Ball
Texas Rangers star infielder Adrian Beltre announces retirement
Is Adrian Beltre a Hall of Famer? - Los Angeles Times