The crime stunned this rural community in northwest Georgia: The Polk County sheriff gunned down responding to a burglary call.

More than four decades later, no one has ever been convicted in the killing of Frank Lott.

The Atlanta Journal-Constitution explains why no one was ever punished in the case and how mistakes early on may have allowed the killer to walk free.

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Waymo autonomous vehicles operate across 65 square miles inside I-285 and have been involved in six incidents with Atlanta Public School buses since May. Waymo issued a recall because of their cars briefly stopping or slowing down before continuing forward while a bus was stopped and flashing its lights. (Courtesy of Atlanta Public Schools)

Credit: Courtesy of Atlanta Public Schools