Probationary firefighters in their second week of training at the New York City Fire Academy on Russell Island in New York City, perform a drill known as motivation alley in which pairs of two firefighters must travel 100 feet down a road from a kneeling position carrying a charged 1¾-inch fire hose to put out a mock flame, Jan. 6, 2016. Drill sergeant leaders from the United States Army Drill Sergeant Academy on Fort Jackson, S.C., were at the Fire Academy Jan. 4-8, to observe training as part of a collaboration between the Fire Department of New York and the Center for Initial Military Training providing lessons learned and offering alternate training methods for new recruits. (U.S. Army photo by Sgt. 1st Class Brian Hamilton)