If the schools fail to reach required goals set in the charter, which are usually three to five years in length, they can be closed down.

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After the runways were closed for de-icing, the airport extended the length of time between flights for safety reasons, primarily because there was a knock-on effect of flights being delayed at other airports.

BBC: Heathrow cancels flights and transport is delayed by snow

The black matte-jersey, floor-length dress, with a dropped leather waist and notched V neck, that closed the show was the right high note to leave on.

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