Spectators watch the changing of colorful images projected onto a 60-meter-wide, five-meter-high panoramic screen that is part of the "Immersive Digital Gallery" exhibit at the National Museum of K

Yonhap News Agency CEO Cho Sung-boo (L) shakes hands with Chinese Ambassador to South Korea Xing Haiming at the news outlet's headquarters in downtown Seoul on May 19, 2020, in this photo provided

This photo, provided by the operator of Incheon International Airport on May 19, 2020, shows the airport's Terminal 2, which won the World's Best Airport Terminal award at the World Airport Awards

The stylebook of the Islamic Republic News Agency was unveiled at IRNA premises in the capital city of Tehran on Tuesday.

The photo album depicts a number of eye-catching photos of a museum in the Iranian Gazvin Province. May 19, 2020. IRNA/ Naser Nili

Quarantine officials disinfect the cafeteria at a high school in the southwestern city of Gwangju on May 19, 2020, one day before schools reopen for high school seniors after a spate of delays due

Dilly Tower, a food delivery robot, begins trial service at Woowa Brothers Corp.'s main office in eastern Seoul on May 18, 2020.

This photo, provided by the Kim Dal-jin Art Archives and Museum on May 18, 2020, shows a painting set to be displayed at the art center in Ulsan, 414 kilometers southeast of Seoul.

This undated photo, provided by the Suwon Culture Foundation, shows a night view of the Hwaseong Haenggung Palace in Suwon, south of Seoul.

Firefighters use a hose to extinguish an imaginary fire during a firefighter contest in the central city of Daejeon on May 18, 2020. (Yonhap)
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