Family members say 20-year-old Dedrick Coleman was having dinner at his mother's apartment on Wenda near Cullen around 10:30pm.
Police say he left to go to the store, and a short time later, witnesses heard a fight and then one gunshot.
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Coleman died at the scene.
The victim's father, Derrick Coleman Sr., said, "It's getting too crazy out here on these streets. We're supposed to love one another and I just want whoever killed my son to be brought to justice."
Coleman's father says the suspects took money and a cell phone from his son.
If you have any information about the case, call police.