ATLANTIC CITY — A city man faces aggravated assault charges after allegedly pointing a gun at his girlfriend during a dispute Saturday. Sadid Johnson, 27, was arrested just after 8 p.m. on the 300 block of Kentucky Avenue, police said. Police did not identify the girlfriend. Officers recovered the gun and took Johnson to the Atlantic County jail pending a court hearing. He is charged with simple assault, aggravated assault, terroristic threats, unlawful possession of a weapon, possession of a weapon for an unlawful purpose, possession of hollow-point ammunition, and certain persons not to possess a weapon.