North Korea’s flag is seen on a TV screen during a South Korean news program in this file photo from Oct. 10, 2020.

A file footage of North Korean flag is seen at a TV screen during a news program reporting about the North Korea at the Seoul Railway Station in Seoul, South Korea, Saturday, Oct. 10, 2020. North Korea is celebrating the 75th anniversary of its ruling party with outside observers expecting leader Kim Jong Un to take center stage in a massive military parade in capital Pyongyang. It wasn’t immediately clear whether any events were proceeding or had already taken place. (AP Photo/Lee Jin-man)