Some say Kim Yo Jong may have been demoted over general policy failures, while others believe her brother, North Korea's leader, could be worried about her increasingly high profile.
Officials in South Korea said its intelligence agency had foiled an attempt by the North to hack its coronavirus vaccine research.
The star did an impersonation of Kim Jong-Un's sister Yo-Jong which had questioning the decision to keep the scene in the show
The medal was awarded to the North Korean leader for his role in preserving the memory of Soviet soldiers who died on North Korean territory.
In a mammoth seven-hour speech, Kim Jong Un appeared to suggest that nuclear diplomacy with the US could end.
North Korean leader Kim Jong Un supervised a parachuting drill of military sharpshooters and vowed to build an “invincible army,” displaying more defiance even as the United States and South Korea called off their own exercises to create space for nuclear diplomacy.
Seoul built about a dozen tourist facilities in the Diamond Mountain area to accommodate tours that began in 1998, but were suspended in 2008.
North Korea has reportedly fired two short-range ballistic missiles from a new rocket launcher in its latest weapons test.
Kim Jong-un's teenage years are recounted in a new biography focusing on his time at a private school in Switzerland.
Putin told Kim that Russia supports his efforts to normalise North Korea's relations with the United States.
A lunch and signing ceremony between the two leaders were scrapped after talks in Hanoi, Vietnam, ended without a deal.
Kim and Trump shook hands and smiled briefly in front of a row of their countries' flags at the Metropole hotel in the Vietnamese capital, Hanoi.
Donald Trump and Kim Jong-un are getting ready for their summit later this week in Vietnam.
President Donald Trump said a time and location for his second summit with North Korea's Kim Jong Un had been agreed upon and will be announced next week.
In a statement issued through the state news agency, North Korea said it will never unilaterally give up its nuclear weapons unless the United States does the same.
North Korea on Sunday condemned the U.S. administration for stepping up sanctions and pressure on the nuclear-armed country.
North Korea's state-run news agency KCNA said Kim Jong-un had supervised the testing of a new high-tech tactical weapon at the Academy of National Defence Science.