The reporters challenged Mattingly to provide proof. So he photocopied his original certificate, whited out "61" and wrote "62" over it, photocopied that copy, and then showed it to the media.

PHILADELPHIA -- Preston Mattingly, a son of former star first baseman and manager Don Mattingly ... how will this all work out?'" Dombrowski, 68, is under contract with the Phillies through ...

Donald Arthur Mattingly (born April 20, 1961)[1] is an American former professional baseball first baseman, coach, and current manager for the Miami Marlins of Major League Baseball (MLB).