The South Korean military says North Korea has recently tested several rockets in connection with missile tests.
In a statement issued on Sunday, the South Korean military did not provide details about the range, direction or type of weapons that could be launched from the missiles. However, military officials say they are reviewing the situation.
According to South Korean media reports, North Korea fired four rockets into the sea from its southern province of Pyongyang in one hour.
According to the report, the Civil National Security Council held an emergency meeting on the launch of these rockets.
So far, North Korea has conducted 11 missile tests this year. The country is testing different weapons according to the wishes of its leader Kim Jong Un.