A senior Pakistani government source told CBS News that Islamabad is in active contact with Washington and Tehran to bring them back to the negotiating table over the Iran war.

The US and Iran engaged in marathon negotiations with Pakistan, taking their second break after 14 hours, with Iranian state media saying “some differences remain.”

The United States and Iran ended a historic round of face-to-face talks early Sunday without reaching an agreement and the fate of the fragile, two-week ceasefire still unclear. Vice President JD Vance,

Failure to reach a deal throws ceasefire into doubt and raises questions about reopening the Strait of Hormuz as global energy supplies continue to be throttled.

Vice President JD Vance leads high-stakes talks with Iran in Pakistan.

At a historic meeting in Islamabad, Vice President JD Vance and senior Iranian officials were seeking to make a fragile truce permanent.

U_S_ Central Command says it will begin a blockade of all Iranian ports at 10 a_m_ EDT Monday, or 5:30 p_m_ in Iran, to be “enforced impartially against vessels of all nations."

U.S. Vice President JD Vance says negotiations between the United States and Iran ended without a peace deal after the Iranians refused to accept American terms to not develop a nuclear weapon