OKLAHOMA CITY, OKLA. (KOKH) — Stephanie Dilyard, a former 7-Eleven clerk, faced a terrifying ordeal when a man attempted to strangle her after she refused to accept a counterfeit $100 bill for purchases. The incident occurred just before midnight on Thursday. Dilyard recounted, "He threatened me, and said he was gonna slice my head off, and that's when I tried to call the police. He started throwing things at me, came behind the counter. I tried to run off, but he grabbed his hands around my neck, and pushed me out of the counter space, and that's when I pulled...