Based on the true story of a young marine corporal (Kate Mara) whose unique discipline and bond with her military combat dog saved many lives during their deployment in Iraq. When she is assigned to clean up the K9 unit after a disciplinary hearing, Leavey identifies with a particularly aggressive dog, Rex, and is given the chance to train him. Over the course of their service, Megan and Rex completed more than 100 missions until an IED explosion injures them, putting their fate in jeopardy. Rated PG-13. 116 minutes. Tickets $7 for those over 18, $5 for those under 18.