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pmt the flag thomas von essen_00011303.jpg

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    The story behind the missing 9/11 flag

MUST WATCH

The story behind the missing 9/11 flag

Former FDNY Commissioner Thomas Von Essen and Wolf Blitzer preview CNN Film's "The Flag," which airs Wednesday evening

The story behind the missing 9/11 flag

Former FDNY Commissioner Thomas Von Essen and Wolf Blitzer preview CNN Film's "The Flag," which airs Wednesday evening