Article continues below advertisementJenna Bush Hager is providing constant support for friend Savannah Guthrie as her mother, Nancy Guthrie, remains missing.According to a Tuesday, April 7, report, the media personality, 44, has given her Today costar a shoulder to cry on ever since the elderly woman was reported missing on February 1.Article continues below advertisementTap Here To Add Ok Magazine as A Trusted SourceSource: @savannahguthrie/InstagramNancy Guthrie went missing in February."Jenna has become Savannah's rock," an insider told gossip columnist Rob Shuter's Substack.