ALBANY, N.Y. (AP) - An upstate New York man previously charged with having child pornography cut an electronic monitoring device off his ankle before carjacking a woman, fatally stabbing her and raping her 10-year-old daughter, authorities said. David J. Renz, 29, abducted a school librarian and her daughter as they left a gymnastics class at a mall in the Syracuse suburb of Clay at about 9 p.m. Thursday, state police said Friday. Troopers said he bound both victims, raped the child and drove a short distance to a spot where the girl managed to escape and was found by a...