Sigfredo Ceja Alvarez is charged with first-degree felony murder in connection with the death of Jonathan Joss on June 1, 2025. Police responded to a call of a shooting in progress near Joss' home. Officers found Joss wounded near the roadway and attempted life-saving measures until emergency responders arrived. Joss was pronounced dead at the scene. Ceja Alvarez was arrested at the scene. Joss was the San Antonio native best known for voicing John Redcorn on 'King of the Hill'.