In this photo provided by Jenny Kitsune Adolffson Swedish police officer Mikaela Kellner is pinning a man to the ground who is suspected to have stolen a friend's mobile phone as she said, in Stockholm Sweden, Wednesday, July 27, 2016. She was off duty and wearing a bikini but that didn't stop her from apprehending the man. (Photo by Jenny Kitsune Adolfsson via AP Photo)





Young people perform a routine to attract public attention to the problem of human trafficking, as an elderly woman passes by, during a protest in central Kiev, Ukraine, Friday, July 29, 2016. The United Nations General Assembly has declared July 30 as World Day against Trafficking in Persons. (Photo by Efrem Lukatsky/AP Photo)





Pope Francis, background, is framed by a barbed wire as he prays in front of the Memorial at the former Nazi Death Camp Auschwitz-Birkenau, in Oswiecim, Poland, Friday, July 29, 2016. Pope Francis paid a somber visit to the Nazi German death camp of Auschwitz-Birkenau Friday, becoming the third consecutive pontiff to make the pilgrimage to the place where Adolf Hitler's forces killed more than 1 million people, most of them Jews. (Photo by Gregorio Borgia/AP Photo)





A diver performs with sardines as part of summer events at the Coex Aquarium in Seoul, South Korea, Friday, July 29, 2016. The aquarium features 40,000 sea creatures from over 600 different species. (Photo by Ahn Young-joon/AP Photo)





Intor Montoro Carba, 20, a military special forces officer, holds Jeremy Bock, at the request of Jeremy's parents who wanted to make a photo of their son with the striking soldier, before the start of a military parade marking the country's Independence Day in Lima, Peru, Friday, July 29, 2016. Peru declared it's independence from Spain in 1821. (Photo by Rodrigo Abd/AP Photo)





In this Thursday, July 28, 2016 photo, Dustin, 11, from Nigeria, who said his mother died in Libya, cries aboard a Spanish NGO's boat, after being rescued from an overcrowded rubber boat during a rescue operation on the Mediterranean Sea, about 23 kilometers (14 miles) north of Sabratha, Libya. (Photo by Santi Palacios/AP Photo)





Aerial view of the experts and staff exploring the Sansha Yongle Blue Hole on July 24, 2016 in Xisha Islands, Sansha City, Hainan Province of China. Sansha municipal government has named the world's deepest ocean blue hole as “Sansha Yongle Blue Hole” which is located around the Yongle atoll of the Xisha Islands. The hole has a vertical depth of 300.89 meters, a diameter of 130 meters on the surface, and its bottom's diameter is 36 meters. No connection between the hole and the outside sea has been found so far and the water inside the hole has no obvious flow. (Photo by Luo Yunfei/CNSPHOTO/VCG)





Singer Katy Perry takes the stage during the final day of the Democratic National Convention in Philadelphia , Thursday, July 28, 2016. (Photo by Paul Sancya/AP Photo)





A charred slope smolders after the Soberanes Fire burned through the area in the mountains above Carmel Highlands, California, U.S. July 28, 2016. (Photo by Michael Fiala/Reuters)





Venezuela's President Nicolas Maduro (C), holds a replica of Venezuela's national hero Simon Bolivar's sword as Head of Russian state oil firm Rosneft Igor Sechin (L) and Venezuela's Oil Minister and President of the Venezuelan state oil company PDVSA Eulogio del Pino look on during an agreement between Rosneft and PDVSA in Caracas, Venezuela July 28, 2016. (Photo by Reuters/Miraflores Palace)





Part of 120 members and associates of the Mara Salvatrucha (MS-13) gang arrested in a raid operation are transported in a truck in San Salvador, El Salvador, July 28, 2016. MS-13 is an international criminal gang that originated in Los Angeles, California. It has spread to other parts of the United States, Canada, Mexico, and Central America. The majority of the gang is ethnically composed of Central Americans (mostly Salvadorans) and active in urban and suburban areas. Members of MS distinguish themselves by tattoos covering the body and also often the face, as well as the use of their own sign language. They are notorious for their use of violence and a subcultural moral code that predominantly consists of merciless revenge and cruel retributions. (Photo by Jose Cabezas/Reuters)





Bus company owners speak with their lawyer after being arrested in a raid operation as part of the 120 members and associates of the Mara Salvatrucha (MS-13) in San Salvador, El Salvador July 28, 2016. (Photo by Jose Cabezas/Reuters)





Part of 120 members and associates of the Mara Salvatrucha (MS-13) gang are transported in a truck after being arrested in a raid operation in San Salvador, El Salvador July 28, 2016. (Photo by Jose Cabezas/Reuters)





Chinese PLA Navy divers inspect a sunken tug boat during a salvage and EOD exercise offshore of Oahu while they are there to participate in the multi-national military exercise RIMPAC in Honolulu, Hawaii, July 28, 2016. (Photo by Hugh Gentry/Reuters)





Douglas Mahiya, information secretary of the Zimbabwe National Liberation War Veterans Association (ZNLWVA) is escorted by detectives as he arrives at the Harare Magistrates' court, July 29, 2016. Mahiya was detained on Wednesday over a statement the association issued last week attacking Mugabe's rule. (Photo by Philimon Bulawayo/Reuters)





Lottie Pedder poses with Launch by Rebecaa Newham, part of Salisbury cathedral’s Reflection: Glass exhibition in Salisbury, England on July 29, 2016. (Photo by David Hartley/Rex Features/Shutterstock)





Pilgrims participate in the Qoyllur Rit'i religious festival, more than 1000 kms southeast from Lima, Peru on July 28, 2016. Quyllur Rit'i or Star Snow Festival is a spiritual and religious festival held annually at the Sinakara Valley in the Cusco Region of Peru. Groups of Quero indigenous people climb Ausangate Mountain, at 6362m, in search of the Snow Star which is reputedly buried within the mountain. The foreigners are not allowed to participate in this climb, according to the Indians, this may offend Apu Ausangate. (Photo by Christopher Roche/Barcroft Images)





Racegoers attend day four of The Qatar Goodwood festival in Goodwood, England on July 29, 2016. (Photo by John Walton/PA Wire)





Palestinian youths burn tires and throw stones towards an Israeli military post following the Friday prayer on July 29, 2016 near Qalandia, which is located next to Israel's controversial separation barrier, between the West Bank town of Ramallah and East Jerusalem, three days after Palestinian homes were destroyed by Israeli authorities. On July 26, 2016, Israeli authorities demolished a dozen Palestinian homes in Qalandia, according to Palestinian sources. Witnesses added that shortly after midnight, a convoy of dozens of military vehicles and Israeli bulldozers stormed the area, before demolishing 11 houses. Israeli authorities did not respond to requests for information on the demolitions, but such cases are usually said to be because the owners did not have building permits. (Photo by Abbas Momani/AFP Photo)





A group leader paints a boy’s face in preparation for a military sports game at a children’s camp in Moscow, Russia on July 29, 2016. (Photo by Vyacheslav Prokofyev/TASS)





Natalya Aksyonova makes an attempt in the women's high jump during the Russian Stars 2016 track and field competitions in Moscow, Russia, Thursday, July 28, 2016. Aksyonova is among the more than 100 athletes who have been barred from competing in the Rio Olympic Games by international sports federations under sanctions which most Russian athletes consider unfair. (Photo by Alexander Zemlianichenko/AP Photo)





Beyonce performs during the Formation World Tour at Commerzbank Arena on Friday, July 29, 2016 in Frankfurt, Germany. (Photo by 13thWitness/Invision for Parkwood Entertainment/AP Images)





A cosplayer attends the 18th Ani-Com and Games Hong Kong fair in Hong Kong, China, 29 July 2016. The event featured 600 booths in total for the fans of local cartoons, Japanese comics and fictional works and last until 02 August. (Photo by Jerome Favre/EPA)





A Palestinian female masked militant from the Al-Quds Brigades, the military wing of the Islamic Jihad, takes part in an Islamic Jihad rally in Rafah, southern Gaza Strip, 29 July 2016. (Photo by Mohammed Saber/EPA)





Visitors stand in front of the painting “A Wave” by Russian artist Ivan Aivazovsky displayed in the Tretyakov Gallery on Krymsky Val in Moscow, Russia, 28 July 2016. The exhibition is open from 29 July to 20 November. (Photo by Yuri Kochetkov/EPA)





Members of the Brazilian Army stand guard outside the accommodation buildings of the delegations of Australia and Germany at Olympic Village in Rio de Janeiro, Brazil, 26 July 2016. The inauguration of the Olympic games of Rio 2016 will be officially held on 05 August. (Photo by Antonio Lacerda/EPA)





Tomas Bach, President of the International Olympic Committee, poses for a selfie with Ukrainian air pistol athlete Olena Kostevych before moving into the Olympic village in Rio de Janeiro, Brazil, July 28, 2016. (Photo by Ivan Alvarado/Pool Photo via AP Photo)





A woman cries while while demonstrating with relatives of passengers aboard Malaysia Airlines Flight 370 outside the Ministry of Foreign Affairs in Beijing, China, Friday, July 29, 2016. Several dozen relatives gathered at the ministry on Friday to hand over a letter of protest amid the recent announcement that the meticulous ocean search operations for the missing flight would soon be suspended. (Photo by Mark Schiefelbein/AP Photo)





Spanish fans play the addictive Pokemon Go game during a gathering in central Madrid, Spain, Thursday, July 28, 2016, to play the computer game. In the game players try to capture, battle, and train virtual creatures in their real world locations using the GPS and camera on their smart devices. (Photo by Daniel Ochoa de Olza/AP Photo)





People play the Pokemon Go game at a park at Tin Shui Wai on July 26, 2016 in Hong Kong. “Pokemon Go”, which has been a smash-hit across the globe was launched in Hong Kong on 25th July although shares in Nintendo Co tumbled on Monday after the company said the mobile game would not be a strong earnings driver. (Photo by Lam Yik Fei/Getty Images)





San Diego Police SWAT officers walk down the street after entering a house with a possible suspect inside Friday, July 29, 2016, in San Diego. One San Diego police officer was killed and another was wounded in a shootout following a late-night traffic stop, Friday night. A suspect was wounded and taken into custody a short time later and hours later police surrounded the home as they searched for man described as a possible accomplice. (Photo by Denis Poroy/AP Photo)





Colombian model Ariadna Gutierrez, presents creations by Colombian brand Agua Bendita during Colombiamoda fashion event in Medellin, Colombia, July 28, 2016. (Photo by John Vizcaino/Reuters)





Colombian model Ariadna Gutierrez, presents creations by Colombian brand Agua Bendita during Colombiamoda fashion event in Medellin, Colombia, July 28, 2016. (Photo by John Vizcaino/Reuters)