Will Summers is a pivotal character in the movie 12 Strong. He is an experienced soldier, Sergeant First Class, and horse specialist for the U.S. Army Special Forces who is sent on an important mission to Afghanistan following the September 11th attacks. Will has been riding horses since he was a young boy and his expertise comes in handy as he helps lead members of his team on their mission deep into enemy territory where they must fight against overwhelming odds while struggling with language barriers and cultural differences. Will's leadership skills prove invaluable during this difficult task as he manages to keep morale high despite facing extraordinary danger every step of the way. His courage and determination inspire those around him and eventually leads them to success in their mission which ultimately changes history forever.