Middle East leaders are fine with Iran enriching uranium, Sen. James Lankford says. He urged them to reconsider.

After five round of talks, several hard-to-bridge issues remain, including Iran's insistence on maintaining uranium enrichment on its soil and Tehran's refusal to ship abroad its

Iran’s supreme leader has denounced a proposal by the United States aimed at curbing Tehran’s nuclear efforts and demanded that his country retains national independence amid reports of Washington offering to become involved in Tehran’s nuclear program.