South Korea test-launches its first domestically developed hypersonic glide vehicle, a system designed to fly at low altitude, South Korea’s presidential office and local reports say. Korean President Lee Jae Myung attends and oversees the test-fire, according to a statement and coverage by Yonhap.

The launch takes place amid heightened tensions with North Korea. NPR reports the test follows North Korea’s recent hypersonic missile testing and comes after incidents near the inter-Korean border that injured South Korean soldiers; North Korea denies responsibility for those incidents. Across outlets, the core focus remains on South Korea’s first flight test of the hypersonic weapon and the presidential participation, while international reporting ties it more explicitly to the wider security escalation.

Details of the test parameters beyond the hypersonic glide vehicle and low-altitude flight are not provided consistently across the sources.