 Complete the following phrase:  During the 2018 North KoreaUnited States summit, Kim Jong-un promised that North Korea would destroy a missile engine test stand soon. The site was not initially named but was later identified to be the Sohae Satellite Launching Ground by US officials. This pledge was made official as part of the Pyongyang Declaration which Kim and South Korean leader Moon Jae-In signed at the September 2018 inter-Korean summit. On 31 October 2018, South Korean officials visited the site and confirmed it was being dismantled and ready for an upcoming inspection. But in early 2019, after a 