 The South's Joint Chiefs of Staff said the missile was fired from around the capital, Pyongyang, and flew east for 155 miles before exploding and scattering debris off the east coast city of Wonsan. In April, North Korea claimed to have successfully tested an intermediate-range ballistic missile with a hypersonic warhead. Meanwhile, the North sent trash-filled balloons into the South for a third straight day in retaliation for South Korean activists sending balloons with anti-Pyongyang propaganda into the North.