United Kingdom, Feb. 24 -- Savannah Guthrie and her family have offered a $1 million reward for the "recovery" of her missing mother Nancy Guthrie.

The TV presenter's 84-year-old mom disappeared from her Arizona home on February 1 and Savannah has now revealed Nancy's loved ones are offering a huge sum of money for her "recovery" even though the NBC host admitted they have accepted she "may already be gone".

In a video posted on Instagram, Savannah said: "It is day 24 since our mom was taken in the dark of night, from her bed and every hour and minute and second and every long night has been agony since then. Of worrying about her, fearing for her, aching for her and most of all just missing her.

"We know that millions of you have been...