The only infantry unit in the United States Army Reserve was the subject of what 2006 film?
Only the Brave (2006 film): Only the Brave is a 2006 independent film about the 100th Infantry Battalion/442nd Regimental Combat Team, a segregated World War II fighting unit primarily made up of "Nisei" Japanese Americans, which for its size and length of service became the most decorated unit in U.S. military history. 100th Infantry Battalion (United States): The 100th Infantry Battalion is the only infantry unit in the United States Army Reserve.
Only the Brave