India, Sept. 4 -- A shocking discovery was made in Tucson, Arizona, amid the search for Nancy Guthrie. A self-styled investigator found a bone in a shoe.

Jonathan Lee Riches, or JLR, has been covering the Nancy Guthrie case from the time she was reported missing. He was on ground in Tucson, and has recently returned there as seven months have passed since the octogenarian's kidnapping. In the meantime, authorities have not released any information to the public about suspects in the case nor have they suggested possible whereabouts.

Nancy Guthrie, mother of TODAY show host, Savannah Guthrie, was reported missing from her Catalina Foothills home near Tucson, Arizona, on February 1. Authorities believe she was taken the night before. Now,...