Antony Blinken actually said...

Any agreement has to eliminate its production of 20 percent fissile material in a permanent fashion.

Blinken states the need for a permanent ban on fissile material production in the agreement.

01/20/2015

More Antony Blinken Quotes

We know there's more to do, and we're looking forward to working with Congress to accelerate modernization efforts.

In the absence of being able to replace it with something to rely on, yes, it is.

Keeping our promises to those who served with us remains an unwavering priority.

I think it is premature to get to that.