Carlton Allen, 55, was found dead in his Jacksonville, Florida, home on July 3, 2016, after suffering multiple gunshot wounds. Investigators treated the death as a homicide; officers reported signs of forced entry and neighbors said they heard gunshots the night of the killing. Responding officers pronounced Carlton dead at the scene.

Detectives identified several leads early in the probe, including a known associate of Carlton who was seen near the residence that night and who witnesses said had been involved in a heated argument with him shortly before shots were heard. The investigation continued for months as detectives worked to develop evidence and locate witnesses. Family, friends, and the local community held vigils and meetings to keep attention on the case and encourage anyone with information to come forward.

What can readers who knew Carlton or who were in that neighborhood on July 3, 2016, add to the timeline or the people seen that night?