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                                                        In Tulsa, when a shootout leaves a young man dead, the investigation leads to a woman from the victim's past. In Gwinnett County, GA, when a Marine veteran...                                                    
                                                    
                                                        In Tulsa, when a shootout leaves a young man dead, the investigation leads to a woman from the victim's past. In Gwinnett County, GA, when a Marine veteran is shot, detectives must determine if a claim of self-defense is a cover for the truth.