June 17 (Reuters) - U.S. President Donald Trump and Iranian President Masoud Pezeshkian on Wednesday signed a memorandum of understanding aimed at ending the war with Iran, a U.S. official told Reuters.

The memo had been signed digitally on Sunday by Vice President JD Vance and Iran's chief negotiator Mohammad Baqer Qalibaf and witnessed by Trump, the official said.

(Reporting by Steve Holland, Writing by Christian Martinez)