HELSINGBORG, Sweden, May 22 (Reuters) - The United States has seen some progress in talks with Iran and is in constant communication with the Pakistani mediators, but there is more work to be done, Secretary of State Marco Rubio said on Friday."There's been some progress. I wouldn't exaggerate it. I wouldn't diminish it," Rubio told reporters after a NATO ministers meeting in Sweden."There's more work to be done," he added. "We're not there yet. I hope we get there."

US Secretary of State Marco Rubio voiced hope Thursday that a visit by Pakistan’s army chief to Iran will advance diplomacy on ending the war, saying there

U.S. Secretary of State Marco Rubio says there's been "slight progress" in talks with Iran, amid uncertainty about a potential deal or renewed conflict.