From Inside Edition.

Detectives are going door to door along a road close to Nancy Guthrie’s house seeking video from home security cameras. They are asking homeowners for video from the night of January 11 between 9 p.m. and midnight, three weeks before Guthrie was taken. Authorities believe the kidnappers may have been probing the neighborhood. Authorities are also asking for video from January 31, the night Guthrie was taken.