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epa07095341 Microsoft founder and co-founder of the Bill and Melinda Gates Foundation Bill Gates gestures as he talks during a conference about the innovations for a healthy future in Africa, at the Technical University (TU) in Berlin, Germany, 15 October 2018. Bill Gates is in Germany for the 'World Health Summit', which started in Berlin on 14 October and ends on 16 October. EPA/KAMIL ZIHNIOGLU