Editor's note: This article contains references to sexual assault. Lawyers for a former recruit are appealing the Marine Corps ' decision to deny her legal claim alleging that the service failed to keep her safe from a gunnery sergeant who was sentenced to a year in prison via court-martial last year for abusing his authority as a recruiter against her. Now-Pvt. Christopher Champagne, 37, self-published a "memoir" detailing his inappropriate sexual behavior with a 17-year-old recruit applicant