Mother of Missing Girls Takes PolygraphJul 24, 12 8pm
The mother of one of the missing Iowa City girls has taken a polygraph test that she states will prove her innocence in the case.[ads]Misty Cook-Morrissey, the mother of 10-year old Lyric and aunt of 8-year old Elizabeth Collins has been under suspicion since she and her estranged husband stopped cooperating with police on the investigation in attempt to find the two missing girls.