U.S. and Iranian officials held indirect talks in Muscat, Oman, on Friday—signaling the potential restart of nuclear negotiations amid rising tensions between the adversaries.

Talks between Iran and the United States will take place Friday in Oman, Iranian media reported as tensions between the countries remain high following Tehran's bloody crackdown on nationwide protests...

The delicate diplomatic effort comes amid heightened tensions as the U.S. builds up forces in the Middle East and regional players seek to avoid a military confrontation that many fear could escalate ...