A security guard shot and killed a man who fired a gun at him early Thursday in southwest Oklahoma City, police said.

The shooting victim has been identified as Kenta Stepney, 38, of Oklahoma City.

The security guard, Joseph Modia, 31, reported hearing a disturbance at the Potomac House apartments at 2824 SW 59 about 1:30 a.m.

Modia told police he saw Stepney firing a gun and confronted him. Stepney then fired at Modia and Modia returned fire, killing Stepney, according to police.