The incoming and outgoing commanders, respectively, of Headquarters and Headquarters Brigade, 2nd Advise and Assist Brigade, 1st Infantry Division, United States Division – Center, Capt. Philip Denker, left, a Lee’s Summit, Mo., native, and Capt. Ryan Hester, a Dunkirk, Md., native, stand at attention during the HHC change of command ceremony Aug. 31 at Camp Liberty, Iraq. During the ceremony, Denker, the former commander of Company C, Special Troops Battalion, 2nd AAB, 1st Inf. Div., assumed command of the company, the largest in the brigade, largely comprised of brigade staff sections.