Washington, June 15 -- Republican Senator Lindsey Graham has raised early concerns over a newly announced US-Iran agreement, warning that Washington and Tehran may not be aligned on the deal's core terms.

As questions mount over transparency and enforcement, Graham is calling for full congressional oversight and insists that Vice President J.D. Vance-led team should present the agreement once signed on June 19 to lawmakers for review.

Graham said he is "concerned" that the United States and Iran appear to have differing interpretations of the agreement recently reached between the two countries.

"I am pleased to hear the memorandum of understanding with Iran to allow the Strait of Hormuz to open has been agreed to. I will be watching clo...