With a little boy and his grandparents still missing, police make a dramatic arrest. A search of the suspects property leads to one disturbing discovery after another. DNA was found, but still no bodies. What happened to Nathan OBrien, and Alvin and Kathy Liknes? Learn how a petty grudge festered and grew into a murderous plot, and the shocking key evidence seen from high above the killers property in the conclusion of Hunted by Evil.