Students hold cards to form the smiling face of an old man during the mass game performance of "The Land of the People" at the May Day Stadium in Pyongyang, Friday, June 7, 2019. (Photo by AP)

People walk on a square with large letters reading "Nur-Sultan" in downtown Nur-Sultan on June 7, 2019, ahead of Kazakhstan�s presidential elections on June 9. (Photo by AFP)

A Moroccan man walks in the tannery in the 9th century walled medina in the ancient city of Fez on April 11, 2019. (Photo by AFP)

Kedy the Security K9 meets robotic dogs called Spot and built by Boston Dynamics during the Amazon Re:MARS conference on robotics and artificial intelligence at the Aria Hotel in Las Vegas, Nevada on June 4, 2019. (Photo by AFP)

A demonstrator throws a flare toward Albanian police officers during an anti-government protest in Tirana, Albania, Saturday, June 8, 2019. (Photo by AP)

A man stands as he looks at the smoke coming out from a chemical and a cloth warehouse after a fire broke out on the banks of river Ganges in Kolkata, India June 8, 2019. (Photo by Reuters)

War of Will #9 with Tyler Gaffalione up runs during the 151st running of the Belmont Stakes at Belmont Park in Elmont, New York on June 08, 2019. (Photo by AFP)

Takuma Sato of Japan, driver of the #30 ABeam Consulting Honda, and Scott Dixon of New Zealand, driver of the #9 PNC Bank Chip Ganassi Racing Honda, lead the field at the start of the NTT IndyCar Series DXC Technology 600 at Texas Motor Speedway in Fort Worth, Texas on June 08, 2019. (Photo by AFP)