Savannah Guthrie's family renews appeal for help finding missing mother Nancy

Since their mother's disappearance, Savannah Guthrie and her siblings have posted multiple videos on social media, including making direct appeals to their mother's captor. They are offering $1m (£760,000) reward for information to leads to her return, in addition to the $100,000 reward offered by the FBI. BBC - For more and to sign up click here