(CNN) Washington elites have long regarded war with North Korea as all but unthinkable. Former CIA Director John Brennan last week put the risk of US war with North Korea at least at one-in-five. JUST WATCHED Expert: Trump should avoid 'bumbling into war' in Korean DMZ Replay More Videos ... MUST WATCH Expert: Trump should avoid 'bumbling into war' in Korean DMZ 05:48What about China? Washington's position — that Trump will never accept North Korea having a nuclear weapon that could reach the United States -- is entrenched. That's why the war talk in Washington should be taken seriously.

Source: CNN October 23, 2017 06:00 UTC