Jack Coughlinauthor : Jack Coughlincategory : ThrillerJack Coughlin is a retired Gunnery Sergeant of the United States Marine Corps and is the author of the autobiographical book Shooter.Jack Coughlin Book SeriesB008RLW6LA EBOKOne HitOn Scope: A Sniper NovelRunning the Maze s-5Running the MazeTime to Kill: A Sniper Novel kss-6An Act of TreasonNight of the CobraShooterKill ZoneClean KillShock Factor