Avant Kareem Milner, 19 of Rome, was arrested this week for an armed robbery of an apartment on Darlington Way.
Reports said that Milner hit a 53 year-old man over the head with a gun before taking his wallet and then fleeing the scene on foot.
He is also accused of participating in gang activity last July when he conspired to sell illegal narcotics.
Milner is charged with aggravated assault, armed robbery, possession of a firearm by a convicted felon, possession of a firearm while committing a crime, obstruction, violating Georgia controlled substance act and unlawful association with a street gang.
