The victim has been identified as Oscar Laredo Arellano, 37, of Concord, the coroner says.
The suspect remains at-large, police say.
Video is from a previous update
Police were called to the parking lot of Farrington's Bar just after 1 a.m.
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Investigators say it appears a dispute inside the bar moved into the parking lot - where the shooting took place.
The suspect then took off.
The 37-year-old victim was shot in the head and was pronounced dead at the scene, police said.
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