Derrell Wallace was 27 when he was killed by gunfire in Kansas City, Missouri, on September 10, 2015. Originally from Bridgeton, New Jersey, Wallace was remembered there as a standout high school track and field athlete who had since relocated to Kansas City.

The specific scene of the attack, any motive, and whether witnesses came forward have not been disclosed. No arrests or named suspects have been reported, and the case appears to remain unsolved.

If anyone knew Derrell, saw him in Kansas City around September 2015, or has information that could help investigators, please come forward to share what you know.