WASHINGTON (Reuters) – U.S. Deputy Secretary of State Stephen Biegun spoke separately to the foreign ministers of Azerbaijan and Armenia on Monday and urged an immediate ceasefire in the Nagorno-Karabakh region, the State Department said.

In his conversations with the ministers, Biegun expressed “deep concern over reports of the escalation of military action and expanding theater of operations in the Nagorno-Karabakh conflict,” the department said in a statement.

(Reporting by David Brunnstrom)

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