Mr. Howard said the shootings probably stemmed from domestic problems between the Bells.
He said the shooting stemmed from a dispute at a party the night before.
The authorities said it appeared that the victim knew his killer and that the shooting may have stemmed from a dispute over drugs.
The spokesman said the shooting stemmed from a domestic dispute.
The shooting apparently stemmed from a dispute over drugs, said a police investigator who spoke on the condition of anonymity.
But Commissioner Brown said the shooting stemmed from "an argument between people who were involved in the dealing of drugs, a turf battle."
The police said they thought the shooting stemmed from a dispute over a woman that began at a nearby party and spilled into the street.
The shooting stemmed from a fight over a woman and two other men fired shots in the incident, the police said, and their investigation was continuing.
The shooting apparently stemmed from a traffic dispute.
The shootings apparently stemmed from the stormy relationship Mr. Miller had with his wife for two years, friends and family members said.