Ever since Savannah Guthrie revealed that Nancy Guthrie’s home’s back doors were propped open during her disappearance, various theories have surfaced about the 84-year-old woman’s kidnapping.

SALISBURY — On Monday, a video was shared on Facebook of a city of Salisbury Transit bus with the back door open while a man sat in a wheelchair in front of the open door. Antoinette Wansley shared ...