Michael McGuire, Jr., 21, was shot in the back of the head as he stood on a sidewalk in the 2400 block of Louella Avenue just before 2 a.m. June 13.
A second person was wounded.
McGuire died about 12 hours after the shooting.
Anyone with more information on the crime was urged to call (310) 482-6370, or (877) LAPD-24-7.
Witnesses can choose to remain anonymous.
City News Service contributed to this report.