This BBC World Service series has been tracking the lives of East Londoners living on a deprived housing estate, in the shadow of the 2012 Olympic Park for the past two years. The BBC's Nina Robinson reports.
Episode 7: Two Cities; Beijing and Rio - Part 1
In the latest instalment of Great Expectations, Nina Robinson reports from two Olympic cities - Beijing who were hosts in 2008, and Rio de Janeiro, who will host the Olympics in 2016.
In this first programme we explore the issue of forced evictions and re-locations due to the Olympics.
A Brazilian from London, who had to move his motorbike business, talks to a woman in Rio whose whole community is threatened with eviction.
And in China we find out what happened to some of the communities evicted in 2008.
First broadcast on 20 October 2010.
(Image: The Olympic rings. Credit: Associated Press)