The 2015 Iran nuclear deal is pretty much dead in the water right now. And perhaps the train has already left the station because Tehran is too close to enriching enough uranium to get the bomb.

So, is it too late?

“Having the nuclear material does not mean [that] automatically that you have a nuclear weapon,” International Atomic Energy Agency chief Rafael Grossi tells Ian Bremmer on GZERO World. Still, Grossi would like more cooperation from the Iranians.