CHICAGO (WLS) -- There was a surprise performance Thursday at Chicago's O'Hare International Airport by a world-renowned group.
The West Point Glee Club were in Chicago for this weekend's Veterans Day Ceremony. They staged a flash mob performance with the USO of Illinois inside the American Terminal.
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The cadets serve the nation as commissioned officers in the U.S. Army when they graduate.
The Veterans Day Ceremony takes place at Soldier Field on Saturday at 11 a.m.