Richard Armando Mationg, a 22-year-old Latino, was shot and killed on May 10, 2014, in Whittier, California. The shooting occurred around 9 p.m. in the 5800 block of Ben Alder Avenue. Coroner’s records show Mationg was found in the front yard of his home with a gunshot wound to the chest and was pronounced dead at 9:47 p.m. after being taken to the hospital.

The Whittier Police Department responded after reports of gunshots and said a man was seen leaving the scene in a silver vehicle. Hours after the shooting, 27-year-old Latino Augustin Garcia turned himself in and was charged with one count of murder; prosecutors alleged use of a firearm causing death and that the killing was committed for the benefit of a street gang. The department asked the public to provide tips, including anonymously through Crime Stoppers.

Are there witnesses or neighbors who remember activity near Ben Alder Avenue that night?