The Liaoning, China's first domestically built aircraft carrier, sails into Hong Kong for port call, Friday, July 7, 2017, to celebrate the 20th anniversary of the People's Liberation Army (PLA) garrison's presence in the semi-autonomous Chinese city and former British colony. (Photo by Kin Cheung/AP Photo)





A woman rides a horse along the pack of riders passing through during the 216-kilometer Stage 6 Tour de France cycling race from Vesoul to Troyes, France on July 6, 2017. (Photo by Christian Hartmann/Reuters)





People wave flags as they perform during an historical parade “Ommegang” celebrating Charles Quint coming to Brussels in 1549, in downtown Brussels on July 5, 2017. (Photo by Thierry Roge/AFP Photo/BELGA)





A horse interacts with a stud master during a program called “Piber meets Vienna 2017” at the famous Spanish Horse Riding School at the Hofburg palace in Vienna, Austria on July 5, 2017. (Photo by Joe Klamar/AFP Photo)





Algerian commando soldiers break bricks into pieces during a demonstration to mark 55th anniversary of AlgeriaÕs Independence near the Martyrs Monument esplanade in Algiers July 5, 2017. (Photo by Ramzi Boudina/Reuters)





A member of the Libyan army's special forces prepares to enter the area of clashes with Islamist militants in their last stronghold in Benghazi, Libya, July 5, 2017. (Photo by Esam Omran Al-Fetori/Reuters)





Members of the Libyan army's special forces celebrate after the liberation of Islamist militants' last stronghold in Benghazi, Libya, July 6, 2017. (Photo by Esam Omran Al-Fetori/Reuters)





A local resident walks in an area damaged by swollen river after heavy rain in Asakura, Fukuoka Prefecture, Japan July 6, 2017. (Photo by Issei Kato/Reuters)





In this July 6, 2017 photo, local residents walk on a damaged road to a safer place following the flooding caused by heavy rain in Asakura, Fukuoka prefecture, southwestern Japan. Troops worked Thursday to rescue hundreds of people stranded by flooding in southern Japan. (Photo by Takuto Kaneko/Kyodo News via AP Photo)





Installations using goldfish in illuminated tanks are displayed at the Art Aquarium exhibition in Tokyo, Japan July 6, 2017. About 5,000 goldfish and 3,000 tropical fish are displayed in 130 uniquely shaped tanks. This unique art form uses fish along with LED lights, projection mapping and music in a show produced by Japanese Art Aquarium artist Hidetomo Kimura. (Photo by Kim Kyung-Hoon/Reuters)





A tank of Iraqi security forces is seen during fighting between Iraqi forces and Islamic State militants in the Old City of Mosul, Iraq July 6, 2017. (Photo by Ahmed Saad/Reuters)





French President Emmanuel Macron and his wife Brigitte Macron walk toward the Elysee Palace courtyard, to welcome autistics people, prior to the launching of a program to enhance the diagnosis and treatment of autism, in Paris, France, July 6, 2017. (Photo by Thibault Camus/Reuters)





British fitness personality Joe Wicks leads an attempt to break the Guinness World Record for largest High Intensity Interval Workout in Hyde Park in London, Britain July 5, 2017. (Photo by Neil Hall/Reuters)





U.S. troops take part in a helicopter Medevac exercise in Helmand province, Afghanistan, July 6, 2017. (Photo by Omar Sobhani/Reuters)





Oxfam stage a protest demanding less poverty and less inequality from the G-20 summit with figures of, from left, Chinese President Xi Jinping, Indian Prime Minister Narendra Modi, British Prime Minister Theresa May, U.S. President Donald Trump, Japanese Prime Minister Shinzo Abe, France's President Emmanuel Macron, German Chancellor Angela Merkel, Canada's Prime Minister Justin Trudeau, Russian President Vladimir Putin, Italian Prime Minister Paolo Gentiloni and South African President Jacob Zuma in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (Photo by Matthias Schrader/AP Photo)





A demonstrator sits in the spray of a water cannon during a protest against the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (Photo by Markus Schreiber/AP Photo)





A couple kisses each other in front of a water cannon during clashes between German police and anti-G20 protesters in Hamburg, Germany on Thursday, July 6, 2017. (Photo by Kai Pfaffenbach/Reuters)





A masked police officer watches the situation when fire burn outside the Rote Flora squat during a protest against the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. (Photo by Markus Schreiber/AP Photo)





Protesters drum during a protest against the G-20 summit in Hamburg, northern Germany, Thursday, July 6, 2017. The leaders of the group of 20 meet July 7 and 8. (Photo by Michael Probst/AP Photo)





A car burns during the demonstration “G20 Welcome to hell” in Hamburg, Germany, 06 July 2017. The G20 Summit of the heads of government and state takes place on 7 and 8 July 2017 in Hamburg. (Photo by Christophe Gateau/DPA)





Protesters face riot police during during the “Welcome to Hell” rally against the G20 summit in Hamburg, northern Germany on July 6, 2017. Leaders of the world's top economies will gather from July 7 to 8, 2017 in Germany for likely the stormiest G20 summit in years, with disagreements ranging from wars to climate change and global trade. (Photo by Cover Images)





Protesters clash with Police during the demonstration “Welcome to Hell” at the Fish Market (fischmarkt) ahead of the G20 summit in Hamburg, Germany, 06 July 2017. The G20 Summit (or G-20 or Group of Twenty) is an international forum for governments from 20 major economies. The summit is taking place in Hamburg from 07 to 08 July 2017. (Photo by Cover Images)





Protestors are sprayed by police water cannons during the “Welcome to Hell” anti-G20 protest march on July 6, 2017 in Hamburg, Germany. Leaders of the G20 group of nations are arriving in Hamburg today for the July 7-8 economic summit and authorities are bracing for large-scale and disruptive protest efforts. (Photo by Leon Neal/Getty Images)





A demonstrator stands in the water jet from police water cannon in front of the Rote Flora left-wing centre after the “Welcome to Hell” protest march on July 6, 2017 in Hamburg, Germany. (Photo by Thomas Lohnes/Getty Images)





Amanda Nunes, left, and Valentina Shevchenko, pose during media day for Saturday's UFC 213, in Las Vegas on Thursday, July 6, 2017. (Photo by Erik Verduzco/Las Vegas Review-Journal via AP Photo)





Festival goers having fun at the Balaton Sound music festival in Zamardi next to the Lake of Balaton, 110 km (68 miles) west of Budapest, July 6, 2017. Sound is one of the biggest festival in Hungary. (Photo by Zsolt Furesz)





Festival goers having fun at the Balaton Sound music festival in Zamardi next to the Lake of Balaton, 110 km (68 miles) west of Budapest, July 6, 2017. (Photo by Zsolt Furesz)





Festival goers having fun at the Balaton Sound music festival in Zamardi next to the Lake of Balaton, 110 km (68 miles) west of Budapest, July 6, 2017. (Photo by Sandor Csudai)





Fleeing Iraqi civilians walk past the heavily damaged al-Nuri mosque as Iraqi forces continue their advance against Islamic State militants in the Old City of Mosul, Iraq, Tuesday, July 4, 2017. As Iraqi forces continued to advance on the last few hundred square kilometers of Mosul held by the Islamic State group, the country's Prime Minister said Tuesday the gains show Iraqis reject terrorism. (Photo by Felipe Dana/AP Photo)





A robot waitress serves food to customers at a pizza restaurant in Multan, Pakistan, Thursday, July 6, 2017. A Pakistani engineer says sale of Pizza at his father's shop has doubled in recent months after he introduced first ever robot to serve food to customers in the central city of Multan. (Photo by Iram Asim/AP Photo)





A robot waitress serves food to customers at a pizza restaurant in Multan, Pakistan, Thursday, July 6, 2017. (Photo by Iram Asim/AP Photo)





Poland's first lady Agata Kornhauser-Duda, second right, reaches her hand to U.S. First Lady Melania Trump as U.S. President Donald Trump reaches his hand for a handshake after his speech in Krasinski Square, with Polish President Andrzej Duda standing right, in Warsaw, Poland, Thursday, July 6, 2017. (Photo by Alik Keplicz/AP Photo)





President Donald Trump meets with Japanese Prime Minister Shinzo Abe, right, and South Korean President Moon Jae-in before the Northeast Asia Security dinner at the US Consulate General Hamburg, Thursday, July 6, 2017, in Hamburg. (Photo by Evan Vucci/AP Photo)





A hot-air balloon flies over Igualada, near Barcelona, during the 21th European Balloon Festival, on July 6, 2017. The European Balloon Festival, is the largest one in the country and one of the biggest in Europe. The first edition was held in 1997 and since then it has been held every year. (Photo by Josep Lago/AFP Photo)





This Wednesday, July 5, 2017, photo provided by Tony Cooper shows a wildfire burning near Breckenridge, Colo. Firefighters were working Thursday to keep a wildfire that's forced the evacuation of hundreds of people from spreading toward homes near Colorado's Breckenridge Ski Resort and the nearby historic town. (Photo by Tony Cooper via AP Photo)





Russian President Vladimir Putin stands inside a plane upon arrival for the G-20 summit in Hamburg, northern Germany, Friday, July 7, 2017. After weeks of anticipation, President Donald Trump and Russian President Vladimir Putin will meet at an international summit in Germany. (Photo by Alexander Zemlianichenko/AP Photo)





A young woman plays her clarinet in the midst of clashes between anti-government demonstrators and security forces, during a protest in Caracas, Venezuela, Thursday, July 6, 2017. The demonstrators were marching towards the Supreme Court when they were intercepted by authorities. Opposition protests demanding new elections and decrying triple-digit inflation, food shortages and worsening crime continue as President Nicolas Maduro pushes forward with his plan to draft a new constitution. (Photo by Ariana Cubillos/AP Photo)





A female national guard marches during a military parade to celebrate Venezuela's 206th anniversary of Independence in Caracas, Venezuela on July 5, 2017. (Photo by Carlos Becerra/Anadolu Agency/Getty Images)





A U.N police peacekeeper stands guards at a main Ladras or Lokmaci crossing point that connect the Greek Cypriot south and the Turkish Cypriots breakaway north, during a peace protest inside the U.N buffer zone in central divided capital, Nicosia, Cyprus, Thursday, July 6, 2017. U.N. Secretary-General Antonio Guterres is seeking to inject some momentum in peace talks aimed at reunifying the ethnically divided Mediterranean island of Cyprus. (Photo by Petros Karadjias/AP Photo)