Age-defying Christie Brinkley, 72, shows off her youthful complexion as she hits the runway for the first time in seven yearsLifestyleSep 15 at 5:53 PM3 outletsDaily MailAge-defying Christie Brinkley, 72, shows off her youthful complexion as she hits the runway for the first time in seven years Sep 15 at 5:53 PMThe Sydney Morning HeraldSupermodel Christie Brinkley makes runway return Sep 15 at 6:24 PMPerthNowChristie Brinkley: My 70s have been amazing Sep 15 at 6:00 PM