More than 500 lives have been lost and at over 2 million people have had to flee their homes in Nigeria's middle belt because of clashes between cattle herders and farmers in the region.
The latest attack at a market in Yelwata killed around 100 people.
Last month gunmen killed at least 20 people and in April at least 40 people were killed in neighbouring state of Plateau.
Lulu Gaboo spoke to Amnesty International Nigeria's Programmes Manager, Barbara Magaji...

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