For at least two days, neighbors at a city apartment complex noticed an acrid aroma, black smoke and leaping flames coming from two barbecue grills on the balcony of a second-floor apartment. What, neighbors at the Red Oak Place apartments wondered, was going on in the unit where 27-year-old Timothy Wayne Shepherd lived? What was he burning at all hours, for days at a time? The answer turned their stomachs. According to law enforcement officials, Shepherd dismembered, and then burned the body of his former girlfriend, Tynesha Stewart, a 19-year-old Texas A&M University student. Nothing remains of Stewart's body, Harris...