Police on Sunday arrested the alleged shooter, whose identity they did not release because he's a juvenile.
Police say the victim, whose identity has not been released was in critical condition Sunday at Grady Memorial Hospital after he was shot around 3:20 a.m. Sunday.
The shooting was caught on surveillance video.
Police say the shooter went into the store as the victim and another man were buying cigarettes.
Police say the shooter pointed a handgun at the victim and shot him in the torso.
Police have not released a motive and urge anyone with information about the shooting to come forth.
(Copyright 2011 by The Associated Press. All Rights Reserved.)