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Emirates Airlines will not buy Rolls-Royce's Trent XWB-97 jet engines until it is convinced that they are durable, Emirates President Tim Clark said on Thursday.
After previous concerns from Clark, Rolls-Royce had said last year that it was taking steps to improve the durability of the engines.
(Reporting by Joanna Plucinska, writing by Muvija M; Editing by Sachin Ravikumar)