The Quincy Police Department has identified three persons of interest in Friday's shooting death of 40-year-old Ramiro Munoz, Jr.
Eddie Alvarez Hernandez, Gerardo Miguel Valenzuela Navarro and Erwin Vazquez are all believed to have some involvement in the case.
21-year-old Alvarez Hernandez is currently in custody on a Department of Corrections detention hold. Valenzuela Navarro, 18, and Vazquez, 20, are both still at large.
The shooting happened at the 100 block of C St NE in Quincy at around 11:20 p.m. Friday.
When responders arrived to the scene, they found Munoz dead from apparent gunshot wounds. Detectives believe the shooting happened after Munoz and another man got into an argument.