Killer in Plain Sight S02 E17 Blood on the Ranch

"One killer... Multiple suspects... But nothing is what it seems."

When Bob Dorotick is found dead by the side of a countryside road with tire tracks leading from the scene, it's obvious he was murdered. But what's mysterious is that he wasn't hit by a car, he was bludgeoned, drugged and strangled. [also shown as S1:E39]