Take the High Ground! (1953) on Netflix

Sgt. Thorne Ryan, who once fought bravely in Korea, now serves as a hard-nosed drill instructor to new Army recruits at Fort Bliss, Texas. But is he really the man he is often described as? His fellow instructor, and friend helps him to face the ghosts of his past experiences in Korea. One night in a bar across the border in Juarez, Mexico, Sgt. Ryan meets a lady who begins to turn his life around. Will this be enough to help him deal with the past? Or will he continue to be so hard on his troops? This movie was filmed mostly on location at Fort Bliss, Texas in El Paso.