Sources: Missing boy's mom fails parts of polygraph
Published On: Mar 30 2012 06:24:36 PM CDT
Updated On: Mar 30 2012 06:35:15 PM CDT
March 30, 2012: The mother of a 2-year-old boy who has been missing for several days speaks out, and sources close to the investigation say she failed portions of a polygraph test. Robert Arnold reports.