Why the Nancy Guthrie kidnappers would demand Bitcoin

When a 5 p.m. PT ransom deadline passed this week in the disappearance of Nancy Guthrie, investigators were still grappling with a crucial uncertainty: Was the Bitcoin demand real — and if so, who sent it?In two unverified notes sent to media outlets, the sender claimed to have abducted the 84-year-old mother of Today Show host Savannah Guthrie and set a deadline for her family to pay a ransom in Bitcoin. Law enforcement officials have said they are taking the messages seriously but have n