Lee said she was in the audience when Trump spoke a year ago in front of South Korea's National Assembly, and told Trump she "wanted to shout with joy" because she was so moved.
The Belarusian biathlon team are already in South Korea. The Games begin next week and run until March 18.
And for its part, a large North Korean military parade scheduled for the eve of the Olympics - which could see the country display "dozens" of Hwasong-15 ICBMs - is likely to strain Seoul's ongoing communication with the North.
As mayor, a former Olympian and the lone South Korean member of the International Olympic Committee, Ryu pledged his utmost efforts to create a supportive, harmonious atmosphere throughout the Games.
Vincent Brooks, commander of the United Nations Command, ROK-U.S. There has been escalating rhetoric between Kim and US President Donald Trump, including back-and-forth over their "nuclear button". And will be assisted by around 100 personnel from the US Diplomatic Security Service.
Copy-TRACKING: Frigid tonight and light snow chances into the weekend
THURSDAY NIGHT: Partly cloudy skies and freezing cold temperatures develop, with a low of 29 degrees. With low temperatures expected to be about 38 degrees, it will be an all-rain event.
US officials have said the debate on military action has lost some momentum as a result of the intra-Korean talks, which Trump has called a "good thing" and credited to his tough stance.
Earlier Friday, Trump spoke by phone with leaders of South Korea and Japan to ask them to keep up the pressure on North Korea.
A pair of North Korean figure skaters also practiced at the arena earlier Friday.
Athletes will also have access to a recreation center and a state-of-the-art medical center, as well as "high street" facilities such as a café, a convenience store and a bank - amenities you'd expect to find in any village.
As previously reported, in August 2017, on the eve of the ice show in Korea, the Kazakh athlete suffered an ankle injury but managed to recover for the Olympics.