At least 42 people have been killed and 10 injured in fighting between rival ethnic groups in eastern Chad in a conflict that began as a dispute over a water well, officials say. The conflict in Wadi Fira province, initially between two families, is said to have escalated into a cycle of reprisal attacks that spread over a wide area, with villages burned down. Chadian authorities said on Sunday that a delegation led by deputy Prime Minister Limane Mahamat had been sent to the area and the