David Len McGary, 21, was fatally shot in Dallas on October 30, 2015, after an attempted purchase of marijuana in the parking lot of the Texaco at 3333 South Haskell Avenue. Witnesses said McGary got into an altercation with the dealer, identified as Edward Alberto Cancino, who then produced a gun. McGary tried to flee but collapsed on Beall Street and died of his wounds.

Dallas police investigated and identified Cancino, then 20, as responsible for the shooting. He was charged with murder and was being sought by authorities; a reward of up to $5,000 was offered for information leading to his arrest. Crime Stoppers and the department urged anyone with tips to come forward.

What did anyone in that neighborhood see or hear the night McGary was shot?