Otis Cook, a 62-year-old African American man, was shot and killed on October 23, 2015, in Birmingham, Alabama, after a dispute with a neighbor over a child playing in Cook’s yard. The argument took place on a Friday afternoon and escalated from a verbal confrontation to gunfire; the neighbor fled the scene but later turned himself in.

The man surrendered to authorities and was identified as Rickey McCallister, who was charged with murder in connection with Cook’s death.

If anyone witnessed the confrontation or has information about what happened that afternoon, please share what you know with investigators.