What you see here is the U.S. carving out of this document...

What you see here is the U.S. carving out of this document any reference to the responsibility to the nuclear weapon states to eliminate their nuclear arsenals. And that is going to make it all the more difficult to strengthen an already beleaguered nuclear nonproliferation system because other states are less likely to foreclose their nuclear options if the United States and others continue to pursue theirs.