Ex-Marine Corps sniper Bob Lee Swagger (Mark Wahlberg) is recruited to thwart an attempt on the life of the President of the United States. When he is double-crossed and framed for the assassination plot, Swagger is forced to go on the run until he can unravel the deadly conspiracy against him. White-knuckle thriller from director Antoine Fuqua ("Training Day") also stars Danny Glover, Kate Mara, and Elias Koteas.