Construction engineer Joey Chestnut found his true calling when he became a competitive eater; would win Nathan's Famous International Hot Dog Eating Contest at Coney Island 16 times since 2007. In this profile that originally aired on “CBS Sunday Morning” on July 4, 2010, correspondent Bill Geist talks with Chestnut about what he would do . (or not) would eat; with Joey's mom, Alicia, about her childhood love of hot dogs and macaroni and cheese; and with George Shea, president of Major League Eating, who calls Chestnut “the greatest diner in history.”