A fourth man is now under arrest in connection with the murder of George Salwasser, Jr. who was killed last Friday near Biola.
Jose Canas was arrested near McKinley and Rolinda.
Deputies say Salwasser tried to stop the car thieves from stripping a stolen truck near his home and was killed by the suspects.
Deputies believe they found all the suspects, but the investigation is still on going.
Anyone with information on this case is asked to contact the Fresno County Sheriff's Office or call Crime Stoppers at 498-STOP.