A woman mourns the death of demonstrators during protests against Colombian President Ivan Duque's government, in Cali, Colombia, on May 29, 2021. The Colombian army on Saturday tightened its control over Cali, the country's third largest city, after the latest anti-government protests left at least 13 people dead.
Luis ROBAYO / AFP

This aerial photograph taken on May 30, 2021 shows mucilage, a thick, viscous fluid produced by phytoplankton, in Turkey's Marmara Sea at a harbor on the shoreline of Istanbul. The mucilage has been informally referred to as "sea snot" and was first documented in Turkey's waters in 2007. Experts warn the mucilage will occur more often because of global warming. Yasin AKGUL / AFP

Chelsea's players celebrate after their win as Manchester City's Argentine forward Sergio Aguero (R) reacts to the defeat in the UEFA Champions League final football match between Manchester City and Chelsea at the Dragao stadium in Porto on May 29, 2021.
SUSANA VERA / POOL / AFP

A boy sits on a chair amongst sculptures on display at a shopping centre on International Children's Day in Beijing on June 1, 2021, a day after China announced it would allow couples to have three children. Noel Celis / AFP

This picture taken at nightfall on May 31, 2021, shows the court Philippe Chatrier during the women's singles first round tennis match between Serena Williams of the US and Romania's Irina Begu on Day 2 of The Roland Garros 2021 French Open tennis tournament in Paris.
Anne-Christine POUJOULAT / AFP

A general view shows the Olympic rings lit up at dusk on the Odaiba waterfront in Tokyo on May 31, 2021.

Charly TRIBALLEAU / AFP