This story was originally published by The Frontier. It was just before 3 a.m. in March when the hum of machinery at the OK Foods poultry plant in Heavener, Oklahoma, was broken by a haunting scream, according to one worker. That night, the sanitation crew included 49-year-old Leovigildo Ramirez Castillo, a father and immigrant from Mexico. While working above a […]








