Voice of America News reports: “North Korea launched two short-range ballistic missiles in the pre-dawn hours of Wednesday in what some analysts in Seoul say could be a veiled threat against the U.S. strategic nuclear submarine that docked in South Korea’s port city hours earlier.

Two short-range ballistic missiles fired from the Sunan area near the capital Pyongyang were detected between 3:30 and 3:46 a.m., according to South Korea’s Joint Chiefs of Staff.

The missiles traveled for about 550 kilometers before splashing into waters east of the Korean peninsula, it said.

Japan’s Defense Minister Yasukazu Hamada put the missiles’ detected range at up to 600 kilometers with their top altitude at 50 kilometers, saying it’s possible they flew at an irregular trajectory.

The launches were unacceptable, the Japanese defense minister said, adding its foreign ministry has lodged a protest…”