US President Donald Trump  with Egyptian President Abdel Fattah El Sisi in the Oval Office in April. Mr Trump has offered to intervene to break the deadlock with Ethiopia over its construction of a massive upstream Nile dam. Evan Vucci / AP
US President Donald Trump  with Egyptian President Abdel Fattah El Sisi in the Oval Office in April. Mr Trump has offered to intervene to break the deadlock with Ethiopia over its construction of a maShow more

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