Al-Jazeera Video: Egypt's revolution fails to benefit slum dwellers

"Across Egypt there are millions of people living in slums.

Last year's revolution focused on Egyptians demanding their rights in Tahrir Square - but have the country's slum-dwellers gained anything from the uprising?

With just a few days to go before the Presidential election, Al Jazeera's Jamal Elshayyal went to find out."