U.S. Secretary of Defense Jim Mattis on Saturday strongly warned North Korea of a "massive military response" if it attacks on the United States or its allies."Make no mistake - any attack on the United States, or our allies, will be defeated," he said after talks with South Korean Defense Minister Song Young Moo."Any use of nuclear weapons will be met with a massive military response, effective and overwhelming," Mattis told reporters at a joint press conference with Song.Their talks, known as the annual Security Consultative Meeting between the two allies, came at a time when tensions hav…READ FULL ARTICLE