일단 일본상공에서 SM-3로 1차 요격시도는 확실하군요.
http://www.foxnews.com/world/2017/08/10/japan-ready-to-protect-guam-defense-minister-says.html
Japan ready to protect Guam, defense minister says
By Lukas Mikelionis Published August 10, 2017 Fox News
In the event of a North Korean nuclear attack on Guam, Japan’s new defense minister said Thursday that his country’s military could shoot down the missiles before they reach the U.S. territory.