Iraq Infantry School instructors led a two-day Basic 81mm Mortar Course live-fire exercise at the Besmaya Combat Training Center as part of the culminating exercise to a 21-day course in late November 2010.
The 81mm mortar is an indirect-fire weapon consisting of a four components - barrel, sight, bipod, and base plate.
During the exercise, infantry Soldiers from the Iraqi Army's 1st, 11th and 17th divisions fired high-explosive anti-tank and white phosphorous smoke rounds.