Third runway row rumbles on

A third runway at Heathrow would break the law - according to its rival Gatwick. In the latest war of words it is claimed only the Sussex airport will comply with tough new pollution limits with an extra runway.

Gatwick says Heathrow would breach the rules because of more flights and the traffic it would create. But Heathrow says that's simply not true.

The row comes as consultation on the highly controversial scheme came to an end. Here's our Transport Correspondent Mike Pearse...