Orphan Natalia Grace's Alleged Biological Mother Speaks Out In Tearful Interview In Doc

The person who would know the actual birth date of Ukrainian orphan Natalia Grace more than anyone -- a person claiming to be her biological mother -- is addressing speculation the girl was an adult woman pretending to be a child in new docu-series "The Curious Case of Natalia Grace." A quick refresher: Michael and Kristina Barnett claimed Natalia -- who was born with spondyloepiphyseal dysplasia -- came to them through an adoption agency in 2010 and were told she was six at the time. But they b...