The number of deaths following several landslides in south-western Ethiopia has risen to at least 257, according to the United Nations. The United Nations Office for the Coordination of Humanitarian Affairs (OCHA) shared on the social media platform X on Thursday that they expect up to 500 fatalities. More than 15,000 people need to be evacuated as a result. On Wednesday, Ethiopia’s government had still been reporting 229 deaths. The search for survivors continues. Four days since the first landslide on Sunday, rescue workers are in a race against time. They hope to find survivors but are main…