London's Underground Property Boom

London's property market is booming. Investors from around the world are ploughing money into the city's real estate. For businesses looking for somewhere to set up shop, this is a big problem - as city centre rents head ever upwards.

But there may still be bargains available - beneath the streets.

Today the city's transport authority held a meeting to drum up interest in a rather unique property - it wants to lease out space in an old underground railway station, which hasn't seen any passengers in decades. Theo Legget has more.