BAGHDAD - Students of the Iraqi Counter Terrorism Service’s

BAGHDAD - Students of the Iraqi Counter Terrorism Service’s “Second School” secure a rooftop and prepare to breach the door during clearance operations at their culminating exercise in Baghdad, Feb. 28, 2017. The “Second School” focuses on advanced weapons and tactics, heavy weapons training, mortar training, Counter-Improvised Explosive Device training, and Chemical Biological Radiological Nuclear and Explosive operations in preparations to join Iraq’s special operations forces on front lines of the fight against ISIS. CJTF-OIR is the global Coalition to defeat ISIS in Iraq and Syria. (U.S. Army photo by Sgt. Joshua Brownlee).