Hegar served three tours in Afghanistan as a rescue helicopter pilot for search-and-rescue missions.
The book also delves into a different kind of battle: Hegar suing the Department of Defense over the Ground Combat Exclusion Policy, which prevented women from serving in combat roles.
Frank Baldwin wrote the movie’s script, and once a deal with Jolie is finalized, TriStar will begin looking for a director, as they are eager to fast track the project.
Her efforts resulted in the policy’s eventual repeal.