The scene as Kim Jong-un watches Invincible soldiers demonstrate extreme physical prowess and demonstrations that earned the admiration of the superiors. It gave an impression of the high degree of training that North Korean troops have, which should be feared by the forces of Seoul.
In 1958, the US air force bomber accidentally dropped an atomic bomb right into a family's backyard in South Carolina, leaving a crater. Fortunately, there was no nuclear explosion that would have been most unlucky.
After the communication went dead for a while, Kim Jong-un opens direct line with South Korea after he snubbed Joe Biden's offer. The North Korean made good his promise to restart a long stall peace process that ended a while, hopefully, this process will yield a holding peace.