Raissi was living near London's Heathrow airport with his French wife Sonia when he was arrested two months ago.

CNN: U.S. bids to extradite Algerian pilot

Work to replace road signs and markings and create a revised road layout on the London-bound carriageway, near Heathrow Airport, began at 2200 GMT on Monday.

BBC: Stretch of M4 bus lane opens to all motorists

The Tories' lead has widened in recent polls, and it is not only in west London, near the airport, that Mr Brown's Heathrow decision could lose Labour votes.

ECONOMIST: Airport expansion