You're listening to assignment on the BBC World Service with me Anna Cavell.

These are the highlands of the Kenyan Great Rift Valley, my home. And this is Kiricho where I work, the place I grew up. And it is of course where

the very best Kenyan tea is grown. Those of us who work here like to say it is where goodness

is born. Whenever someone halfway across the world sips a cup of our tea,

they are tasting the goodness of these fields,

our own tea gardens.

That tea is known around the world as PG-ips or Lipton and a lot of it's grown here in

Currico. The brands are owned by the Anglo-Dutch consumer giant Unilever PLC which has over 150,000 employees around the world, and last year turned over more

than $55 billion.

This promotional video paints an idyllic picture of life for the people who live and work on the Carrico plantations.

But back in 2007, that piece was shattered when tribal rivalries broke out around the country

following a particularly closely fought election.

Holmes were looted and tortured, people were killed in gang raped and forced to run for their lives.

Kenya's descent into chaos has been swift and frightening.

Years of progress going up in smoke.

They run from the flames and from the machetes. An estimated 100,000 have been displaced around the

country. This, the new face of one of Africa's most stable democracies.

I travel to Kenya to meet some of the T- workers who suffered in the violence and believe their employers could and should have done more to protect them. We're not using their real

names because of ongoing concerns about their safety. A village is quite remote

it took us a long time to get here from the main road because there are no landmarks.

But now we're here and it's a nice single story mud building with a corrugated iron roof.

There's some chickens around. There's a cockrel keeps crowing and I can hear some

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