The world just got smaller — and scarier. In just 17 minutes Friday, an apparent North Korean missile flew 2,300 miles over Japan and into the Pacific Ocean. That’s 200 miles farther than the U.S. Territory of Guam, meaning islanders would have no more than 13 minutes to prepare for an attack such as Pyongyang’s threatened. The launch came just days after North Korea’s purported hydrogen bomb test spurred new U.N. sanctions — which Kim Jong Un has vowed to overcome in order to achieve military “equilibrium” with the U.S.