Casey Anthony's Dad Struggles Through Polygraph Test

George Anthony, father of Casey Anthony, takes a polygraph, aka 'lie detector,' test as part of a new A&E special that gives George and his wife, Cindy, a chance to address Casey's claims about her childhood and the 2008 disappearance and death of Casey's daughter, Caylee. 'Casey Anthony's Parents: The Lie Detector Test' premieres on Thursday, Jan. 4, at 9 p.m. ET/PT on A&E.