premise: Shooter is about an expert marksman who tries to stop the assassination of the president.
hypothesis: Shooter (2007 film) . The film follows Force Recon veteran Bob Lee Swagger ( Mark Wahlberg ) , who is framed for murder by a rogue secret private military company unit . Shooter (TV series) . The show stars Ryan Phillippe in the lead role of Bob Lee Swagger an expert marksman living in exile who is coaxed back into action after learning of a plot to kill the president .