article_snippet: Kyle, a Navy SEAL, has been credited as the most successful sniper in United States military history.
article_snippet: Bradley Cooper was nominated for an Academy Award for Bradley Cooper portrayal of Taya Kyle in this winter's film "American Sniper," which was based on Kyle's bestselling autobiography.
article_snippet: The film, directed by Clint Eastwood, has become the highest-grossing war movie ever.
article_snippet: Why 'American Sniper' is a smash hit .
highlights_snippet: "American Sniper" is the highest-grossing war movie .
  