The incident occurred at about 2:52 a.m. in the 3400-block of South California Avenue.
Police said a suspect or suspects entered a business with handguns and demanded money from the register.
While fleeing the scene with money, a suspect fired shots at a a 36-year-old man, hitting him several times, police said. The man was pronounced dead at the scene.
No other injuries were reported and Area One detectives are investigating.
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