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Storm Isaac to be downgraded

Tropical storm Isaac is forecast to become a tropical depression by the National Hurricane Centre later today. The Mayor of New Orleans has enforced a dawn-to-dusk curfew as Isaac continues to lash the city.

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Authorities may breach levees to release water

Louisiana Governor, Bobby Jindal, said authorities may intentionally breach some of the levees to release the build up of water. He added: the National Guard is on site with ten boats to assist in the search and rescue with unconfirmed reports that between 9 and 40 people need rescuing in the east.

A total of 8,200 of the National Guard are patrolling the area.

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