He noted that China and Russia are challenging the United States in the area of ​​nuclear deterrence.

“This is a threat to our triad. And this is why the modernization of the triad is so important, ”RIA Novosti quotes Shaffer.

The Pentagon spokesman also emphasized the large role of the nuclear arsenal.

Earlier, Admiral Charles Richard, head of the US Armed Forces Strategic Command, said the strategic offensive arms reduction treaty (START III) was useful for Russia and the United States, but it did not take into account the significant advantages of the Russian side in armaments.