North Korea fired a ballistic missile toward the Sea of Japan on Wednesday but the projectile is believed to have failed, the South Korean military said, as it apparently exploded mid-air.The military said South Korea detected the launch from near Pyongyang around 5:30 a.m. and the missile did not cause any damage to aircraft or ships. A military source said North Korea may have test-fired a hypersonic missile equipped with a solid-fuel engine but it exploded in flight over the sea.Japan's Defense Ministry said North Korea fired at least one ballistic missile eastward and it is estimated to…READ FULL ARTICLE