Savannah Guthrie shares video plea as search for her missing mother enters 3rd week: 'It is never too late to do the right thing'

Savannah Guthrie wrote in the caption of the video "bring her home."

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• Savannah Guthrie has issued a plea for her elderly mother's release in a new video on Instagram.
• She said her family "still have hope" and said "it is never too late to do the right thing."
• Her 84-year-old mother, Nancy Guthrie, has been missing since February 1.

"Today" show host Savannah Guthrie has posted a video pleading for her mother's release, urging anyone...