Russia rejected U.S. plans to restore U.N. sanctions on Iran as "nonexistent," saying only a country that remains in the 2015 Iran nuclear deal can trigger the return of the sanctions in a process known informally as "snapback.""We will not take it as snapback," Russian U.N. Ambassador Vassily Nebenzia told reporters, rejecting U.S. Secretary of State Mike Pompeo's expected announcement.

