Relatives arrested three decades after 81-year-old Oklahoma woman hacked to death over $40K

Carolyn Foreman (left) and Dakoda Davis (right) were named as suspects in the death of Gerthie Carolina, nearly three decades after she was found dead - (Oklahoma State Bureau of Investigation)

For nearly three decades, the brutal murder of Gerthie Carolina remained a mystery.

The 81-year-old widow was hacked to death at her home on August 11, 1997, just four months after she finalized her trust and will, The Oklahoman reported.