Kerry sells Iran deal

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Secretary of State John KerryJohn Forbes KerryJohn Kerry to NYU Abu Dhabi: We can't address world problems by 'going it alone' Juan Williams: Trump's dangerous lies on Iran Pompeo: US tried, failed to achieve side deal with European allies MORE defended the Obama administration’s nuclear deal with Iran on Tuesday, telling a House panel it “unequivocally” served U.S. interests.

Kerry also warned the deal could unravel if lawmakers pass new sanctions.

“We're asking you to give our negotiators and our experts the time and space to negotiate,” Kerry told skeptical lawmakers on the House Foreign Relations panel.

“This is very delicate diplomatic moment. … We have an obligation to give these negotiations a chance to succeed.”

Kerry said America's negotiating partners — Russia, China, France, Great Britain and Germany — could balk “if we appear to be going off on a tangent.”

Even before the hearing began, Kerry and the White House appeared to have succeeded in their effort to keep Congress from passing new sanctions against Iran, though lawmakers say the threat could return next year.

Read more from The Hill.