Members of a Chinese honor guard line up in formation before a welcome ceremony for Uzbek President Shavkat Mirziyoyev at the Great Hall of the People in Beijing, Friday, May 12, 2017. (Photo by Mark Schiefelbein/AP Photo)





Jockey John Velazquez sprays champagne in the winner's circle after guiding Always Dreaming to win the 143rd running of the Kentucky Derby at Churchill Downs on May 6, 2017 in Louisville, Kentucky. (Photo by Andy Lyons/Getty Images)





A supporter of Iran's President Hassan Rouhani, who is running for a second term in office, makes V sign as she watches a live televised debate outside a Rouhani campaign headquarters in Tehran, Iran, Friday, May 12, 2017. Rivals of President Hassan Rouhani in the May 19 poll have renewed accusations of corruption and mismanagement against him during the last of three televised debates. (Photo by Ebrahim Noroozi/AP Photo)





A Sotheby's employee looks at a sculpture created by El Anatsui of Ghana at Sotheby's Modern and Contemporary African Art sale in London, Friday, May 12, 2017. The sculpture is estimated to fetch $810,000 to 1.06 million 650,000-850,000 pounds. (Photo by Frank Augstein/AP Photo)





Pope Francis waves as he embarks his flight to Monte Real, Portugal, from Fiumicino's International airport, near Rome, Italy, Friday, May 12, 2017. The pope is traveling to the Sanctuary of Our Lady of Fatima where on Saturday he will canonize two poor, illiterate shepherd children whose visions of the Virgin Mary 100 years ago marked one of the most important events of the 20th-century Catholic Church. (Photo by L'Osservatore Romano/Pool Photo via AP Photo)





A white dove is tied to a wooden crucifix carried by pilgrims arriving at the Sanctuary of Our Lady of Fatima Friday, May 12, 2017, in Fatima, Portugal. Pope Francis will canonize on Saturday two poor, illiterate shepherd children whose visions of the Virgin Mary 100 years ago marked one of the most important events of the 20th-century Catholic Church. (Photo by Paulo Duarte/AP Photo)





Worshippers sit with their umbrellas as they wait for the arrival of Pope Francis at the Sanctuary of Fatima on May 12, 2017 in Fatima, Portugal. Pope Francis will be attending the Sanctuary of Fatima, in Portugal, on May 12 and 13 to canonize two Portuguese shepherds, Jacinta and Francisco Marto, who are said to have witnessed the apparition of what they believed was the Virgin Mary, together with their aunt Lucia Santos, during the 100 anniversary. Thousands of pilgrims and worshippers from around the world are expected to gather at the centenary celebration. (Photo by Pablo Blazquez Dominguez/Getty Images)





A boy looks at a whale shaped art installation that is made of plastic and trash made by environmental activist group Greenpeace Philippines, lying along the shore in Naic, Cavite, in the Philippines on May 12, 2017. (Photo by Erik De Castro/Reuters)





Jewish pilgrims pray at the Ghriba synagogue in the Tunisian resort island of Djerba on May 12, 2017 during the first day of the annual Jewish pilgrimage to the synagogue on Tunisia's Mediterranean resort island of Djerba. (Photo by Fethi Belaid/AFP Photo)





Indian Prime Minister Narendra Modi greets Sri Lankan Buddhist monks during the UN celebration of Vesak ceremony in Colombo, Sri Lanka, Friday, May 12, 2017. During his two-day visit Modi participated in the United Nations celebration of Vesak or the day of birth, enlightenment and death of the Buddha. He also inaugurated a modern hospital for the benefit of tea plantation workers , ancestors of Indian laborers brought by the British from the 18th century. (Photo by Eranga Jayawardena/AP Photo)





The tomb of Zeynep Bey is carried on a rolling structure on May 12, 2017, at Hasankeyf in Batman, as it is moved to stave off the risk of flooding from a dam project. Turkish authorities on Friday conducted a hugely ambitious and also controversial operation to move an over half- millenium old tomb to new location to stave off the risk of flooding from a dam project. The tomb of Zenyel Bey is a 15 th century memorial to one of the key figures in the Ak Koyunlu tribe who controlled much of eastern Anatolia and the Caucasus and vied for supremacy with the emerging Ottomans. (Photo by Ilyas Akengin/AFP Photo)





An oposition demonstrators is hit by the jet from a riot police water cannon during a protest against President Nicolas Maduro in Caracas, on May 10, 2017. Venezuelan protesters hit the streets on Wednesday armed with “Poopootov cocktails”, jars filled with excrement which they vowed to hurl at police as a wave of anti-government demonstrations turned dirty. (Photo by Juan Barreto/AFP Photo)





People enjoying the races on a wet day at Chester Racecourse on May 12, 2017 in Chester, England. (Photo by Alan Crowhurst/Getty Images)





Ecem Cankaya of Turkey competes in the Individual Gymnastics Qualification during day one of Baku 2017 – 4th Islamic Solidarity Games at the National Gymnastics Arena on May 12, 2017 in Baku, Azerbaijan. (Photo by Dan Mullan/Getty Images)





Ukraine's O.Torvald performs with the song “Time” during the Eurovision Song Contest 2017 Grand Final Dress rehearsal 1 at the International Exhibition Centre in Kiev, Ukraine, May 12, 2017. (Photo by Gleb Garanich/Reuters)





Workers search for bone fragments from the wreckage of the salvaged ferry Sewol at a port in Mokpo, South Korea, Friday, May 12, 2017. South Korean officials said Friday they've found many fragments of suspected human bones from the ferry that was retrieved three years after it sank, killing more than 300 people. (Photo by Lee Sang-hack/Yonhap via AP Photo)





In this photo taken May 6, 2017, teenagers dance and celebrate the end of their classes, in Aalgaard, Norway. “The russ” teenagers on the verge of graduating from Norway’s high schools, start partying when classes end in the middle of April and lasts until Norwegian National Day on May 17. Exams begin shortly afterward. (Photo by Mark Lewis/AP Photo)





Smashed headstones lie at the Verano cemetery in Rome, Friday, May 12, 2017. Vandals have struck overnight at Rome’s main cemetery, smashing and shattering some 70 headstones and ornaments. Rome Mayor Virginia Raggi decried the vandalism as a “vile deed”.’ Officials said Catholic and Jewish headstones were among the smashed monuments. Italian news reports said investigators a group of youths who sneaked into the cemetery at night did the damage. (Photo by Massimo Percossi/ANSA via AP Photo)





A Japanese soldier takes part in an amphibious drill as part of joint military exercises between the U.S., Japan, France and U.K., Saturday, May 13, 2017, on Naval Base Guam. The military drills in the remote U.S. Pacific islands went ahead as scheduled Saturday, one day after being suspended when a French landing craft ran aground. The exercises feature two French ships currently on a four-month deployment to the Indian and Pacific oceans. (Photo by Haven Daley/AP Photo)





Actors perform a performance by Anne Imhof titled “Faust” before the start of the 57th Venice Biennale (“La Biennale di Venezia – 57th International Art Exhibition”) during the opening of the German Pavillon in Venice, Italy, 10 May 2017. The 57th Venice Biennale takes place from 13 May to 26 November 2017. (Photo by Felix Hörhager/DPA)





Visitors admire the art work “The horse problem” by Argentinian artist Claudia Fontes during the press preview of the 57th International Art Exhibition Biennale, on May 9, 2017 in Venice. The exhibition, titled “Viva Arte Viva” is curated by Christine Macel and will be open to the public from May 13 to November 26, 2017 at the Giardini and Arsenale venues. (Photo by Vincenzo Pinto/AFP Photo)