The surgeon for the 2nd Brigade Combat Team, 1st Cavalry Division, Buffalo, N.Y., native Lt. Col. Margret Merino, right, shows a young boy how to properly use his inhaler during a cooperative medical engagement in Baghdad's Qadisiyah neighborhood Oct. 1. Troops from the 3rd Battalion, 82nd Field Artillery Regiment and the 422nd Civil Affairs Battalion organized the event inside a camp in central Baghdad.