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FILE PHOTO: Germany's Chancellor Angela Merkel and U.S. President Donald Trump hold a joint news conference in the East Room of the White House in Washington, U.S., March 17, 2017. REUTERS/Jonathan Ernst /Files

(reuters_tickers)

WASHINGTON (Reuters) - U.S. President Donald Trump and German Chancellor Angela Merkel discussed the "urgent security challenge" posed by North Korea in a phone call on Monday, the White House said.

A White House statement said the two leaders also discussed Syria and Yemen and the need for a peaceful settlement to the conflict in Ukraine.

(Reporting By Steve Holland; Editing by Bernadette Baum)

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