Recent interethnic fighting has killed hundreds and displaced 26,000 people in Jonglei, South Sudan.
Peace teams from the Sudan Council of Churches are telling the warring Nuer Lou and Murle tribes that "the cycle of revenge after revenge has to be broken," said Ramadan Chan Liol, the council's general secretary.
South Sudan's government is investigating and "will not tolerate" the cattle raids and revenge attacks, a government spokesman said. South Sudan became independent July 9 after 20 years of civil war with Sudan, in the north.
© 2015 Augsburg Fortress, Publishers