Dubai — Iran freed a US resident imprisoned on espionage charges, a possible overture towards the Trump administration as international efforts to end a bellicose standoff between Washington and Tehran gather momentum.

“After more than 1,350 days in captivity in Iran, we have received excellent news: Mr Nizar Zakka is a free man,” his lawyer, Jason Poblete, said in a message on Tuesday. He “looks forward to reuniting with family and friends”.

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