North Carolina 18-year-old accused of killing his grandmother on Mother's Day 05/12/2020 2:36 pm PDT Comments WGHP / Robeson County via WGHP: RED SPRINGS, N.C. (WGHP/AP) -- An 18-year-old is accused in the death of his grandmother in her North Carolina home on Mother's Day. Justin Penn is alleged to have fatally shot 77-year-old Mary Penn on Sunday evening. WTVD-TV reports Red Springs police found Mary Penn with a gunshot wound to her upper body when they arrived at the Red Springs home. The Robesonian reports Justin Penn later admitted to police that he shot his grandmother. Penn has been charged with murder. MORE: Red Springs man faces murder charge after his grandmother shot - The Robesonian North Carolina teen accused of killing his grandmother on Mother's Day - WGHP Robeson County 18-year-old charged in shooting death of grandmother on Mother's Day - WTVD #Murder #NorthCarolina #Shooting #WGHP Waiting for your permission to load facebook comments.