A new plea has been issued in the search for Nancy Guthrie, who vanished from her southern Arizona home nearly six months ago. Her daughter, Savannah Guthrie, a host on the "Today" show, has posted a video on social media asking for her mother's safe return. Savannah Guthrie is urging those responsible for her mother's disappearance to take action.

Further details on the situation and the search for Nancy Guthrie are available from the source. The investigation into Nancy Guthrie's disappearance is ongoing, with her daughter continuing to seek help in bringing the situation to a close.