All week, we have been reporting on some of London's poorest residents.
Today we hear from a pensioner and widow forced to sleep in an air-raid shelter because she's been priced out of the housing market.
Ria Chatterjee's been to meet her.
If you've been watching this week you'll know we have shown a series of reports on poverty in London.
London may be one of the world's richest cities, but it is also one in which thousands of people live in poverty.