Some desperate Iranians want US intervention, but others worry that it would not achieve the peace protesters ultimately want.

The presence of U.S. Navy Adm. Brad Cooper, in his dress uniform at the talks in Muscat, the Omani capital, served as a reminder that the aircraft carrier USS Abraham Lincoln and other warships were now off the coast of Iran in the Arabian Sea.

US said to want Tehran to show up to next meeting, expected in next few days, with tangible concession on nuclear issue; Israeli official sees deal unlikely The post Diplomat: At talks with US, Iran refuses to end enrichment;

Oil prices rose on Friday as investors awaited news from high-stakes talks between the United States and Iran.

"Riyadh is firmly opposed to any US or Israeli military action against Iran at this stage," a former Saudi adviser told Newsweek.

The US and Iran opened negotiations over Tehran’s nuclear program, talks that analysts described as crucial but said were unlikely to yield a breakthrough.

Senior U.S. and Iranian officials were set to meet in Oman as a deepening crisis over Tehran's nuclear program fueled fears of military confrontation.

“This is a lot more complex than Venezuela,” one of the Arab officials said, referring to last month’s operation to capture the country’s longtime ruler, Nicolás Maduro, in favor of his second-in-command who has shown a willingness to work with the administration.