In this Sunday, July 31, 2016, photo, people attend the HARD Summer Music Festival at the Auto Club Speedway in Fontana, Calif. Authorities say multiple people died after attending the weekend rave. Their deaths were not believed to be related, and each was being investigated separately, according to the San Bernardino County Sheriff's Department. It was not yet known what led to the deaths, but extreme heat has not been ruled out as a possible cause. (Photo by John Valenzuela/The Sun via AP Photo)





Women holding their smartphones show the ride-hailing apps Uber Technology Ltd., left, and Didi Chuxing at a residential compound in Beijing, Monday, August 1, 2016. Uber Technology's main Chinese rival, Didi Chuxing, says it is acquiring the U.S. ride-hailing service's China operations, linking the companies in a business alliance after a costly battle for market share. Monday's announcement marked a surrender by another foreign technology brand to intense competition in China. (Photo by Andy Wong/AP Photo)





Margot Robbie attends the “Suicide Squad” World Premiere at The Beacon Theatre on August 1, 2016 in New York City. (Photo by Jamie McCarthy/Getty Images)





Fan Lili, the wife of imprisoned lawyer Gou Hongguo, lies on the ground in tears following an interaction with a plainclothed police officer outside the Tianjin No. 2 Intermediate People's Court in Tianjin, China, Monday, August 1, 2016. Around two dozen supporters of a prominent Chinese human rights lawyer and three activists charged with subversion protested outside a northern city court amid widespread concerns that authorities were holding their trials in secret. (Photo by Gerry Shih/AP Photo)





People mourn at a memorial in the parking lot of Kamiak High School Sunday, July 31, 2016, after a community vigil for the victims of a shooting that occurred early Saturday morning at a house in Mukilteo, Wash.,killing three teenagers and wounding one. (Photo by Genna Martin/seattlepi.com via AP Photo)





Royal Canadian Mounted Police officers hold the Grey Cup while posing with Ottawa Redblacks cheerleaders following a ceremony announcing Ottawa will host the 2017 Grey Cup championship football game in Ottawa, Ontario, Canada, July 31, 2016. (Photo by Chris Wattie/Reuters)





At least 80 skeletons have been discovered in an ancient Falyron Delta cemetery which dates back to between 5th-8th century BC, in Athens, Greece, July 27, 2016. With their wrists clamped in iron shackles, archeologists believe that these are the remains of victims who died in a mass execution. However, who they were and how they got there is unknown. (Photo by Alkis Konstantinidis/Reuters)





Turkish gendarmeries escort one of the 11 fugitive commandos who were involved in a bid to seize President Tayyip Erdogan during a failed coup attempt last month, as he arrives at the police headquarters in Mugla, Turkey, August 1, 2016. (Photo by Kenan Gurbuz/Reuters)





Rio Olympics, Olympic Park, Rio de Janeiro, Brazil on August 1, 2016. Syrian refugee team swimmer Yusra Mardini, 18, from Syria practices at the Olympic swimming venue. (Photo by Michael Dalder/Reuters)





Rio Olympics, Olympic Park, Rio de Janeiro, Brazil on August 1, 2016. Korea's An Sehyeon prepares during practise. (Photo by Stefan Wermuth/Reuters)





Jun Hoong Cheong of Malaysia practices at the Maria Lenk Aquatics Centre in the Olympic Park on July 31, 2016 in Rio de Janeiro, Brazil. (Photo by Getty Images/Getty Images)





Men inspect the wreckage of a Russian helicopter that had been shot down in the north of Syria's rebel-held Idlib province, Syria August 1, 2016. The Mi-8 helicopter was shot down while returning to the Russian air base on Syria's coast after delivering humanitarian goods to the city of Aleppo, the Defense Ministry said in a statement. The helicopter had three crew members and two officers deployed with the Russian center at the Hemeimeem air base on the Syrian coast. “From what we know from information provided by the Defense Ministry, all those who were on the helicopter died”, Russian President Vladimir Putin's spokesman told journalists. The ministry statement released earlier said their fate was still unknown. (Photo by Ammar Abdullah/Reuters)





Men inspect the wreckage of a Russian helicopter that had been shot down in the north of Syria's rebel-held Idlib province, Syria August 1, 2016. (Photo by Ammar Abdullah/Reuters)





Coloured smoke trails are seen behind El Salvador del Mundo monument during the opening parade of the festivities of El Divino Salvador del Mundo (The Divine Savior of The World), patron saint of the capital city of San Salvador, El Salvador August 1, 2016. (Photo by Jose Cabezas/Reuters)





High school cheerleaders participate in the opening parade of the festivities of El Divino Salvador del Mundo (The Divine Savior of The World), patron saint of the capital city of San Salvador, El Salvador August 1, 2016. (Photo by Jose Cabezas/Reuters)





Kosovo's 400 metres runner Vijona Kryeziu runs in the woods of the village Rogane in Kamenica, Kosovo, July 30, 2016. Kryeziu trains in the woods because there was no athletics stadium nearby. The Rio Games will be the first to host athletes competing under the flag of Kosovo. (Photo by Hazir Reka/Reuters)





A religious officer canes an Acehnese youth onstage as punishment for dating outside of marriage, which is against sharia law, outside a mosque in Banda Aceh on August 1, 2016. The strictly Muslim province, Aceh has become increasingly conservative in recent years and is the only one in Indonesia implementing Sharia law. (Photo by Chaideer Mahyuddin/AFP Photo)





Bar girls use their mobile phones outside a bar along the Walking Street where bars and sеx scenes are a commonplace July 31, 2016 in Pattaya, Thailand. Thailand's first female minister of tourism would like the sеx trade that is a huge business in the country to be banned. Tourists flock to Thailand for many sights including beautiful beaches but also for sеx tourism. Cities like Bangkok and Pattaya are well known as hubs of the Southeast Asian sеx trade, despite the fact that prostitution has been illegal in Thailand since 1960. (Photo by Paula Bronstein/Getty Images)





This picture taken on July 25, 2016 shows a Tibetan Buddhist monk with an elaborate headdress posing for a photo at a local festival in Yushu, in the northwestern Chinese province of Qinghai. The festival held since the 1990s lasts for around five days. It was suspended for several years following a 2010 earthquake in Yushu which killed some 2,700 people. (Photo by Nicolas Asfouri/AFP Photo)





In this April 1, 2016 file photo, a hot air balloon prepares to take off on the west bank of the Nile River in Luxor, Egypt. They take off at first light, providing sky-high views of antiquities below. Luxor in southern Egypt is one of the world's largest outdoor museums, with majestic temples and tombs of ancient kings. The weekend’s hot balloon crash in Texas has been a grim reminder of a similar but deadlier accident in Egypt three years ago, when 18 foreign tourists burnt to death before plummeting to earth as their sightseeing sunrise flight over the famed temples of the ancient city of Luxor drew to a close. (Photo by Amr Nabil/AP Photo)





A small girl wears traditional folk dress during a Paloc festival honouring St. Anna, the patron saint of the Paloc, a group of Hungarian ethnicity with their own traditions, folk art and dialect living in a region in northern Hungary, in Balassagyarmat, 80 kms north of Budapest, 31 July 2016. (Photo by Peter Komka/EPA)





A supporter wearing a headscarf of the Turkish flag gathers with fellow protestors ahead of a pro-Erdogan rally in Cologne, Germany, 31 July 2016. Extra police have been deployed to Cologne where tens of thousands of protestors are expected to participate in the pro-Erdogen rally, in support of the Turkish President. (Photo by Henning Kaiser/EPA)





People stand on the city's main intersection holding burning flares to commemorate the 72nd anniversary of the 1944 Warsaw Uprising in Warsaw, Poland, Monday, August 1, 2016. Thousands of young city residents opened an uneven struggle on Aug. 1, 1944 in an effort to liberate the city from the Nazis and take control ahead of the advancing Soviet Red Army. (Photo by Czarek Sokolowski/AP Photo)





People look at a man as he jumps from the 22 meters high bridge Ura during the High Diving competition near the town of Gjakova on July 31, 2016. (Photo by Armend Nimani/AFP Photo)





Wyatt Gillette, 8, front right, visits Camp Pendleton, Calif., Saturday, July 30, 2016, with his mother Felicia, front center, as his father, Marine Staff Sgt. Jeremiah Gillette salutes during a ceremony where the young Gillette received an award to become an honorary Marine. Gillette, who had the genetic disease Aicardi-Goutieres syndrome, which causes seizures and kidney failure, died Sunday, July 31, 2016. (Photo by Lance Cpl. Angelica Annastas/U.S. Marine Corps via AP Photo)





An Afghan policeman guards on a road leading to the site of an explosion, in Kabul, Afghanistan, Monday, August 1, 2016. A strong explosion took place early Monday near a guesthouse for foreigners in Kabul, an Afghan police official said. (Photo by Massoud Hossaini/AP Photos)





Actors and singers perform during the opera “La Traviata” by Giuseppe Verdi, directed by Louis Desire and conducted by Daniele Rustioni, on July 31, 2016 in Orange, southern France, during the Choregies d'Orange festival, dedicated to opera, lyrical art and symphonic concert. (Photo by Bertrand Langlois/AFP Photo)





Women prepare to perform during the final Municipal Elections campaign rally at the Ellis Park stadium in Johannesburg for the ANC closing rally campaign on July 31, 2016 ahead of August 3 municipal elections. Zuma, 74, will have completed two terms in 2019 and is not eligible to run for president again, but the ANC could replace him ahead of the next general election if the party scores poorly in the local polls. (Photo by Marco Longari/AFP Photo)





A Thai farmer participates in the annual water buffalo racing festival in Chonburi province, Thailand, 31 July 2016. The water buffalo racing festival held among rice farmers celebrates the rice growing season and aims to conserve the traditional buffalo role in rice cultivation after the modern machinery is rapidly replacing the buffaloes in Thai agriculture. (Photo by Rungroj Yongrit/EPA)





Kite enthusiasts participate in the St Annes Kite Festival on the seafront in Lytham St Annes, north west England on July 30, 2016. (Photo by Oli Scarff/AFP Photo)





The humanoid robot “Alter” is displayed at the National Museum of Emerging Science and Innovation in Tokyo, Monday, August 1, 2016. Alter, jointly developed by two laboratories studying artificial life, led by Prof. Hiroshi Ishiguro at Osaka University and Prof. Takashi Ikegami at the University of Tokyo, shows human-like movements of arms, fingers, the upper torso and its head as well as facial expressions, to make visitors feel the android looks more human than an actual human. The exhibition runs until Aug. 6. (Photo by Koji Sasahara/AP Photo)





A man cools his face after buying a block of ice for the equivalent of $4 in Basra, 340 miles (550 kilometers) southeast of Baghdad, Iraq, Monday, August 1, 2016. The temperature in Basra reached 49 degrees Celsius (120 Fahrenheit) on Monday. (Photo by Nabil al-Jurani/AP Photo)





Participants reflect on their lives as they lie down inside coffins during a “Death Experience/Fake Funeral” session held by Happy Dying on August 1, 2016 in Andong, South Korea. Fifty adults who work at the Andong University in South Korea participated in the self-help seminar where participants reflect on their lives by experiencing the fake funeral of theirs. (Photo by Jean Chung/Getty Images)