The Riverside County Sheriff’s Department Central Homicide Unit arrested Anza resident Mark William Winder, 21, on Feb. 29 for the Feb. 7 murder of Trevor Michael Slusher, 20, also of Anza.

Slusher was found on Feb. 7 badly wounded near the intersection of Gassner Road and Roger Lane, in Anza. Although responding CAL FIRE personnel provided medical attention, Slusher died at the scene.

Winder is in custody at the Robert Presley Detention Center in Riverside charged with murder. Anyone with information can call Detective Dan Moody at (760) 393-3500 or anonymously at