181221-N-JU575-051 GREAT LAKES, Ill. (Dec. 21, 2018) More than 5,000 students from Training Support Center, Great Lakes depart Naval Station Great Lakes in the early morning hours bound for local airports during the annual mass exodus, Dec. 21, 2018. Each year students attending various “A” and “C” schools are permitted a two-week leave period to spend the holidays with family and friends. (U.S. Navy photo by Matt Mogle/Released)