Los Angeles, May 26 - Actor Bradley Cooper is set to feature in and produce "American Sniper", a movie based on Navy Seal Chris Kyle.
Writer Jason Dean Hall is penning the movie's script, based on the book "American Sniper: The Autobiography of the Most Lethal Sniper in U. S. Military History", the autobiography of Kayle.
The book reveals how Kyle recorded the highest number of sniper kills for an American.