Russia's President Vladimir Putin dives to the bottom of the Gulf of Finland in Leningrad Region, Russia on July 27, 2019 aboard a C-Explorer 3.11 submersible to explore the Shchuka-class submarine Shch-308 sunken during World War II. (Photo by Alamy Live News)





The convoy carrying the body of Tunisian President Beji Caid Essebsi leaves the military hospital in Tunis, Tunisia, Friday, July 26, 2019. Tunisia is inviting world leaders to attend the funeral for its president who died in office and preparing a new election to replace him. The next election was originally set for Nov. 17, but is being rescheduled after President Beji Caid Essebsi died in office Thursday at 92. (Photo by Hassene Dridi/AP Photo)





A riot police officer clashes with demonstrators during a protest against the Yuen Long attacks in Yuen Long, New Territories, Hong Kong, China July 27, 2019. Police fired tear gas and rubber bullets at demonstrators hurling rocks in a rural Hong Kong town as several thousand activists gathered to protest an attack by suspected triad gang members at a train station the previous weekend. (Photo by Tyrone Siu/Reuters)





Police officers fire tear gas at demonstrators during a protest against the Yuen Long attacks in Yuen Long, New Territories, Hong Kong, China July 27, 2019. Activists held the march in Yuen Long, scene of the attack by club-wielding men, despite a police ban on safety grounds. (Photo by Tyrone Siu/Reuters)





A protester steps on a poster depicting former Chinese Premier Li Peng with the words "June 4th Butcher" who recently passed away, during a rally In Hong Kong Saturday, July 27, 2019. Thousands of protesters began marching Saturday despite police warnings that their presence would spark confrontations with local residents. Demonstrators wearing black streamed through Yuen Long, the area where a mob brutally attacked people in a commuter rail station last Sunday. (Photo by Vincent Yu/AP Photo)





A protester flee from baton wielding police in Yuen Long district in Hong Kong on Saturday, July 27, 2019. Police in Hong Kong used tear gas against protesters Saturday who defied authorities' warnings not to march in a neighborhood where six days earlier a mob apparently targeting demonstrators brutally attacked people in a commuter rail station. (Photo by Eric Tsang /HK01 via AP Photo)





A woman cools off at the Trocadero Fountains next to the Eiffel Tower in Paris, on July 25, 2019 as a new heatwave hits Europe. After all-time temperature records were smashed in Belgium, Germany and the Netherlands on July 24, Britain and the French capital Paris could on July 25 to see their highest ever temperatures. (Photo by Dominique Faget/AFP Photo)





A reveller participates in the 41th Christopher Street Day LGBT parade in Berlin, Germany, 27 July 2019. Christopher Street Day (CSD) is an annual European Lesbian, gay, bisexual, and transgender (LGBT) celebration held in various cities across Europe for the rights of LGBT people. (Photo by Felipe Trueba/EPA/EFE/Rex Features/Shutterstock)





Games XP 2019 Opening, the Largest Games Event in Latin America, the event is being held at Parque Olimpico in Barra da Tijuca, west of the city Brazil in South America on July 25, 2019. (Photo by Fabio Teixeira/Anadolu Agency via Getty Images)





Costumed participants are reflected in a woman's sunglasses during the Summer Carnival Street Parade, which travels through the streets of the center of Rotterdam, the Netherlands, 27 July 2019. Twenty floats participated in the parade with dance acts and lots of music. (Photo by Marco De Swart/EPA/EFE/Rex Features/Shutterstock)





People take part in a demo against the murder of social leaders in Bogota, Colombia on July 26, 2019. (Photo by Juan Barreto/AFP Photo)





Matthias Appenzeller of Switzerland in action during the International Cliff Diving Championships in the Maggia valley in Ponte Brolla, southern Switzerland, 27 July 2019. (Photo by Samuel Golay/EPA/EFE/Rex Features/Shutterstock)