Refugees survive on food 'cows won't eat'

It's an exodus on an almost biblical scale. And it has produced a mosaic of plastic and canvas that is now home to more than 93,000 people -- with more arriving each day. This is Jalozai refugee camp near Peshawar, suddenly almost a city in its own right as thousands flee the violence raging between the Pakistani army and Taliban fighters.

The United Nations estimates that it's the biggest movement of people in Pakistan since the country was formed in 1947. Officials say up to 1.8 million people have been forced from their homes.

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