Iran circulated competing versions of a proposed interim agreement with the US, even as President Donald Trump stuck to his Sunday timeline to sign a deal.

President Donald Trump posted on social media on ​Saturday that the deal with Iran was scheduled to be signed the next day, his 80th birthday. Pakistani Prime Minister Shehbaz S

Pakistan's Prime Minister says that the US and Iran are close to agreeing a memorandum of understanding. We're joined by David Satterfield, former Middle East ambassador in Donald Trump's first term.

U.S. and Pakistani leaders forecast a Sunday signing of a framework agreement to end months of fighting while Iran cast doubt over the timing and hardline protesters voiced opposition.

Despite President Trump's optimism that a deal with Iran could come as early as Sunday, Iranian leaders insist any deal with the White House is still days away. Imtiaz Tyab reports.

Pakistan said an interim US-Iran deal to reopen the Strait of Hormuz could be finalized within 24 hours, raising expectations that the sides may be nearing a broader agreement after recent skirmishes near the strategic waterway.

Sources tell ABC News the two sides appear closer than ever to a deal to end the fighting and reopen the Strait of Hormuz.

In this web exclusive, Vice President JD Vance talks with Robert Costa about his new book, "Communion: Finding My Way Back to Faith," his conversion to Catholicism, and a potential run for the presidency in 2028.