Prosecutors filed murder and kidnapping charges Monday against a man accused in the gruesome dragging death of his 49-year-old girlfriend. Jose Luis Rubi-Nava, 36, also faces charges of forging and possessing a government-issued document. He was being held without bail. The battered and disfigured body of Luz Marie Franco Fierros was found Sept. 18 in a normally quiet subdivision about 20 miles south of Denver. Investigators say Franco Fierros had been dragged behind a vehicle for more than a mile, leaving a bloody trail. Preliminary autopsy results said she suffered fatal head injuries and strangled as she was dragged. She...