Led by Combat Aviation Brigade, 1st Infantry Division, Commander Col. Frank Muth, Spc. Igor Pinto Machado recites the oath of enlistment during a Cinco de Mayo celebration on Camp Taji, May 5. Pinto Machado, a native of Brazil and veteran of the Brazilian air force, reenlisted in front of several senior officers from the Iraqi air force, providing them with a unique insight into how the U.S. Army recruits and retains Soldiers.