Savannah Guthrie said she and her family were aware of reports of a ransom note and that they are "ready to talk."

President Donald Trump said Wednesday that he will be directing all federal and local law enforcement to be at the disposal of Savannah Guthrie and her family as the search continues for her missing mother,

Ms. Guthrie, the television anchor, and her siblings released a video on Wednesday night asking for proof that their mother, Nancy, is alive.

Investigators swarmed Nancy Guthrie's home on Wednesday. They brought in K-9s and put up crime scene tape around the property. It's unclear why they have returned to the home.

Savannah Guthrie to kidnapper: "We need to know she is alive" The NBC host made an emotional plea after her 84-year-old mother Nancy disappeared from her Tucson home, with Trump directing federal resources to the search.

Investigators searching for Nancy Guthrie have encountered several key challenges in the days since the 84-year-old mother of “Today” anchor Savannah Guthrie went missing, suspected of being taken from her home.

"Nancy and Savannah have both contributed so much to the Tucson community," Sally Shamrell, the Guthries' family friend of over 30 years, told CBS News.