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911 south tower collapse pentagon hit_00042028
911 south tower collapse pentagon hit_00042028

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    9/11: South Tower collapses, Pentagon hit

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9/11: South Tower collapses, Pentagon hit

At 9:59 a.m., the world watches as the World Trade Center's South Tower collapses and the Pentagon is burning.

9/11: South Tower collapses, Pentagon hit

At 9:59 a.m., the world watches as the World Trade Center's South Tower collapses and the Pentagon is burning.