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RALEIGH, NC - NOVEMBER 29: A scenic view of aircraft flying overhead photographed on November 29, 2010 in Raleigh, North Carolina.
RALEIGH, NC - NOVEMBER 29: A scenic view of aircraft flying overhead photographed on November 29, 2010 in Raleigh, North Carolina.

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    Emergency alert issued for U.S. citizens in Afghanistan

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Emergency alert issued for U.S. citizens in Afghanistan

The U.S. State Department renewed existing travel warnings for Algeria, Pakistan, and Saudi Arabia, and issued an emergency alert for U.S. citizens in Afghanistan. CNN's Barbara Starr has more.

Emergency alert issued for U.S. citizens in Afghanistan

The U.S. State Department renewed existing travel warnings for Algeria, Pakistan, and Saudi Arabia, and issued an emergency alert for U.S. citizens in Afghanistan. CNN's Barbara Starr has more.