A Las Vegas Police sergeant shot and killed a man who had charged at him Wednesday night. Police had responded to an apartment near Tropicana and Boulder Highway on reports that a man was attacking a woman. When the officer arrived, he saw the man on top of the woman stabbing her. The man got off the woman and charged the officer, who shot and killed him. The female victim is in stable condition. This is the 4th Metro officer involved shooting in 5 days.