SAN DIMAS (CBSLA.com)  —  Authorities said two men were detained by sheriff’s deputies following the shooting death of a man in San Dimas.

No arrests were made.

READ MORE: Paul George Scores 21, Clippers Down Shorthanded Trail Blazers 102-90

A motive for the murder has not been established, officials said.

Paramedics were sent to the 21200 block of Arrow Highway about 11:25 a.m. Friday following a report of a shooting and found the man dead, said county fire Inspector Scott Miller.

READ MORE: Rep. Nunes To Retire And Work For Trump's New Social Media Company

The victim was identified as 42-year-old Oscar Acosta Jr. of Irwindale, according to Coroner’s Lt. Joe Bale.

Sheriff’s homicide detectives asked anyone with any information regarding the shooting death to call them at (323) 890-5500.

MORE NEWS: Young Boy Dead, 2 Others Wounded In Wilmington Shooting

(©2014 CBS Local Media, a division of CBS Radio Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed. Wire services contributed to this report.)