Meet 'Sesame Street's' muppet with autism

There's a new kid on the street. Her name is Julia, and her story begins with an introduction to a Sesame Street muppet that has become an American institution, Big Bird.The episode portrays characters introducing themselves to Julia. Even Big Bird is confused when Julia doesn't respond. But it's a feeling Columbus mother, Megan Griesemer, once knew all too well.At 2-years-old, Griesemer's son, Finnegan, wasn't talking or making eye contact. "I kind of knew something was going on. It was instinc