Conditions of the wounded range from critical to stable but serious, Lopez said.
The shooting took place at a party being held at a home that was serving as a makeshift restaurant. A man and woman left the party after an argument, then returned and gunfire erupted, Lopez said.
man and a woman are in custody over the shooting, which occurred shortly after midnight in southwest Los Angeles, a police spokesman, Officer Mike Lopez, said. The two people being held were not identified.