Transcript for US withdrawing from Cold War nuclear arms treaty with Russia, citing violations

Let's just violation puts millions of Europeans and Americans at greater risk names to put the United States that a military disadvantage. And it undercuts the chances of moving our bilateral relationship and a better. It's our duty to respond appropriately. When an agreement is so brazenly disregarded and are securely is so openly threatened we must respond.

This transcript has been automatically generated and may not be 100% accurate.