Derrick Callella, 42, pleaded guilty on July 2 to sending fake ransom notes demanding Bitcoin to Nancy Guthrie's family after her disappearance.

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.