Michael McCaul actually said...

"Sanctions by the United States alone are very limited effectiveness."

"Sanctions with a regime that does not seem to care about what happens to its people are very difficult and all indications suggest that the Kim regime is not taking the interest of the North Korean pe..."

"We can't afford a bad deal that will threaten our allies and our interests, and we must be prepared to walk away, if necessary."

"We remain confident that 4 months from now our sanctions will continue to bite and Iran's economy will remain under great stress."