The UN Security Council is expected to vote on a resolution Friday on whether to reimpose sanctions on Iran over its nuclear program, as European officials warn Tehran that time is running out to come to a diplomatic resolution ahead of next week's annual United Nations gathering of world leaders.

The UN Security Council is expected to vote on a resolution Friday on whether to reimpose sanctions on Iran over its nuclear program, as European officials warn Tehran that time…

Despite a flurry of diplomatic talks between the European powers and Tehran, Britain, France and Germany all insisted there had been no progress ahead of the vote in New York on…