The defendant allegedly texted two members of the Guthrie family in February shortly after the 84-year-old woman disappeared.

Derrick Callella admitted to sending a false ransom demand in the disappearance case of Savannah Guthrie's mother, Nancy Guthrie.

Derrick Callella pleaded guilty to harassing Nancy Guthrie's family with fake bitcoin ransom texts. The FBI traced him within 24 hours of his messages.