05/22/2018
https://congress.gov...
"Thank you, Madam Chairman."
"The problem is that the United States cannot unilaterally alter fundamental terms of a deal"
"Unilaterally amending the provisions of that deal... would be considered by all of our allies in Iran violations of the deal"
"I am very, very concerned about the President's lack of leadership on this in terms of simply refusing to certify it without any basis for that."