A shooting in Antioch on Tuesday took the life of a 21-year-old Richmond man, police said Wednesday.
Joseph Spencer was found with fatal wounds after Antioch police responded about 10:35 a.m. to a report of a shooting in the area of Crater Peak Way and Black Diamond Drive.
He was pronounced dead at the scene.
Since his death, four people have been arrested in connection with the homicide, including two men and two boys, none of whom have been identified by authorities.
Anyone with information about the case is encouraged to call Detective James Colley at (925) 779-6922.
Bay City News contributed to this report