At least 57 people have been killed in heavy flooding across Yemen, triggered by heavy rain that started in late June and intensified in recent days, the United Nations Office for the Coordination of Humanitarian Affairs (OCHA) has said. OCHA’s head of finance, Lisa Dutton, said the flooding has injured over 600 people and caused widespread devastation in central Yemen. “Heavy rains and floods have hit several governorates in Yemen, directly affecting around 695,000 families who have lost their homes and livelihoods,” she said in a statement. Dutton added that a “lack of adequate funding conti…