EDINBURG — After about an hour of deliberations, the jury found a 34-year-old Mercedes man guilty of fatally stabbing a teen in late 2020. The Mercedes Police Department arrested Fidencio Castillo Cosme on Sept. 28, 2020, hours after he attacked 16-year-old Armando Torres IV from behind and stabbed him in the chest. Fidencio’s brother, 37-year-old … Continue reading Jury: Mercedes man guilty of stabbing teen to death