A self-driving shuttle bus undergoes a trial runs in Ulsan, 414 kilometers southeast of Seoul, on June 1, 2020.

South Korean Ambassador to Norway Nam Young-soo (R) poses for a photo with the head of an organization of Norwegian Korean War veterans during a ceremony to give masks to the veterans at the South

A large photo of late South Korean President Kim Dae-jung and North Korean leader Kim Jong-il stands in front of the abandoned Workers' Party headquarters inside the demilitarized zone near Cheorwo

Green Peace members hold a hologram protest near the National Assembly in Seoul, on June 15, 2020, to demand lawmakers take action to counter climate change.

Water sprays from a clean road system set up on the centerline of Sejong Street in downtown Seoul to cool down the hot road amid a heat wave on June 15, 2020. (Yonhap)
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This photo, provided by the Korean Sport & Olympic Committee on June 15, 2020, shows an English-language video, dubbed "K-Fit," which it has distributed to 205 national Olympic committees world

A ceremony to unveil an installation artwork marking the 70th anniversary of the 1950-53 Korean War takes place at Gwanghwamun Square in downtown Seoul on June 15, 2020.

A man wearing a face mask donates blood in Seoul as the world marks World Blood Donor Day on June 14, 2020. (Yonhap)
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Pedestrians gather in the shade in central Seoul to avoid the summer heat on June 13, 2020. (Yonhap)
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This image provided by Big Hit Entertainment shows BTS performing during its online concert, Bang Bang Con: The Live, on June 14, 2020. (PHOTO NOT FOR SALE) (Yonhap)
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