North Korea fired around 10 “artillery rockets” on Tuesday afternoon, according to South Korea’s Joint Chiefs of Staff (JCS), as part of an apparent test.

The test came on the same day as leader Kim Jong Un kicked off the ruling party’s year-end plenum. State media had yet to report on the rocket launch as of midday Wednesday. 

JCS said it detected North Korea launching the rockets “toward the northern part of the West Sea” in real time at around 3 p.m. KST Tuesday, without specifying the exact kind of weapon it detected.

Citing an anonymous military source, South