Rear Adm. Michael Parks, commander, 9th Coast Guard District, administers the Oath of Enlistment to recruits during Chicago's Memorial Day Parade, May 25, 2013. Parks also joined former Secretary of Defense Leon Panetta, Chicago Mayor Rahm Emanuel and leaders of the other service branches at the start of the parade, considered one of the largest in the nation. (Coast Guard photo by Chief Petty Officer Alan Haraf)