11 of 29: Military personnel hold a giant flag as the West Point "Knight Caps" Glee Club, foreground, sings the national anthem as part of the NFL's Salute to Service campaign on Veterans Day before an NFL football game between the Chicago Bears and Houston Texans, Sunday, Nov. 11, 2012, in Chicago. (AP Photo/Kiichiro Sato) (Photo/Kiichiro Sato)

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