Boris Johnson has once again thrown his support behind the idea of building an island airport for London. As part of his trip to China he's visited Hong Kong's Chek Lap Kok airport - which was built by London architects on land reclaimed from the sea.
The Mayor says he wants to do the same thing in the capital, insisting that airport expansion is vital to London's economic future. Ruth Banks reports.
A politician once noted for his pointed interventions has been rather well-behaved of late. You'd almost think there had been a deal.
Boris Johnson and George Osborne head south today on their trade missions to China - the first after a chilly period in political relations.