"If we have to go to war to stop this, we will do it," Graham told CNN's Wolf Blitzer on Tuesday. "If there is a war with North Korea it will be because North Korea took care of that and we will go to a war if things do not change."
President Donald Trump responded by telling reporters that "we will take care of that."
Graham clarified that he does not believe that the war is the best result, but he said that the United States will not allow Kim Jong Un to have the capacity to attack the continent of the United States.
"I do not want a war, he does not want a war," Graham said, referring to Trump. "But we're not going to let this crazy guy in North Korea have the ability to hit the homeland."
Mattis added that North Korea has the ability to strike" basically around the world. "
Graham added that Trump is prepared to take whatever action is necessary to protect the American homeland.
ready, if necessary, to destroy this regime to protect the United States, and I hope the regime understands that if President Trump has to choose between destroying the North Korean regime and the American homeland, he will destroy the regime. I hope China understands that too, "said Graham.
Zachary Cohen of CNN, Taehoon Lee and Ryan Browne contributed to this report