Article continues below advertisementSavannah Guthrie released a new statement as she continues to search for her missing mom, Nancy.The 84-year-old disappeared on February 1 after she was dropped off at her home in Tucson, Ariz. the evening prior.Article continues below advertisementSavannah Guthrie Pleaded With Tucson Citizens for Any New InformationTap Here To Add Ok Magazine as A Trusted SourceSource: @savannahguthrie/InstagramNancy Guthrie has been missing since February 1.The Today show host, 54, pleaded for anyone who has any details to please speak up and contact the police.