Violence in northern Mozambique Spills into Previously Safe Districts, UNHCR Says Attacks in northern Mozambique have spread into districts once considered safe, displacing nearly 100,000 people in the past two weeks alone, the U.N. refugee agency said Thursday. "These simultaneous attacks in several districts are generating a huge challenge for humanitarian actors who have to multiply emergency response in different zones of the country," Xavier Creach, UNHCR's representative in Mozambique, said in a statement. He added…