A girl uses a mattress as a raft during the flood after the Xepian-Xe Nam Noy hydropower dam collapsed in Attapeu province, Laos, July 26, 2018. (Photo by Soe Zeya Tun/Reuters)





Wearing matching dresses, Takara Thomas, 3, left, and Noemi Vega, 4, hug in a polka-dotted room created by Japanese artist Yayoi Kusama, part of the installation called “With All My Love for the Tulips, I Pray Forever” at the Marciano Art Foundation Friday, Aug. 3, 2018, in Los Angeles. The exhibition is scheduled to run through the spring of 2019. (Photo by Jae C. Hong/AP Photo)





A boy catches water droplets in a flooded village in Navotas, Manila, the Philippines on Tuesday, July 17, 2018. Work and schools in several places have been suspended Tuesday as heavy monsoon rains brought on by a tropical storm continue to bring floods in Manila and in other various parts of the country. (Photo by Aaron Favila/AP Photo)





Two little girls ride their scooters through the shimmering heat on the tarmac of a former military airport in Frankfurt, Germany, on a hot Monday, July 30, 2018. (Photo by Michael Probst/AP Photo)





Children walk past UNHCR temporary shelter tents as they head to school on the first day of classes at a refugee camp housing Iraqi displaced families on September 28, 2016 in the Kurdish town of Derik (aka al-Malikiyah in Arabic), in the northeastern Hasakeh governorate, on the border with Turkey and Iraq. (Photo by Delil Souleiman/AFP Photo)





A displaced Syrian girl walks at a refugee camp in the eastern Ghouta region on the outskirts of the capital Damascus on February 8, 2017. More than half of Syria's population has been displaced since the country's conflict began with anti-government protests in March 2011. (Photo by Amer Almohibany/AFP Photo)





Ukrainian cadets from cadet's lyceum march in a school yard during the first day of school, which marks the traditional start of the academic year in Kiev, Ukraine, 01 September 2014. Russian President Vladimir Putin on 31 August 2014 called for talks between the Ukrainian government and separatist militants fighting in the east of the country, including on the issue of statehood. (Photo by Tatyana Zenkovich/EPA/EFE)





Afghan children play in a street on the outskirts of Jalalabad on September 2, 2015. (Photo by Noorullah Shirzada/AFP Photo)





Children play in the fountain on the South Bank in London, UK on Sunday July 15, 2018. (Photo by John Stillwell/PA Wire)





A Shi'ite Muslim girl holds a picture of Shi'ite Muslim cleric Nimr al-Nimr, who was executed along with others in Saudi Arabia, as she takes part in a protest rally in Islamabad, Pakistan, January 8, 2016. (Photo by Faisal Mahmood/Reuters)





Syrian refugees are pictured in a camp as Syrians fleeing the northern embattled city of Aleppo wait on February 6, 2016 in Bab al-Salama, near the city of Azaz, northern Syria, near the Turkish border crossing. Turkey on Saturday said it was expecting a huge wave of Syrians fleeing a government onslaught on rebel-held territory, with a regional governor saying at least 70,000 people may be heading for the border. The United Nations said some 20,000 people had gathered at Syria's Bab al-Salam crossing with Turkey. An AFP reporter said the crossing was closed but the Syrian side of it was being supplied by aid trucks coming from Turkey. (Photo by Bulent Kilic/AFP Photo)





Indonesian students take cover from volcanic ash falling from Mount Sinabung as they ride on a pick-up truck and a motorcycle after the volcano erupted at Beganding village in Karo, North Sumatra, Indonesia province, 02 August 2017. Mount Sinabung is one of the most active volcanos in Indonesia. The 2,460-metre volcano had been dormant for 400 years before it erupted in August 2010. (Photo by Dedi Sinuhaji/EPA/EFE)





Children eat food at an “anganwadi” (creche) centre under the Integrated Child Development Services (ICDS) scheme in Gandhi village, about 45 km (28 miles) west of the northeastern Indian city of Agartala, April 9, 2009. The scheme aims to improve the nutritional and health status of children up to 6 years of age, pregnant women and nursing mothers from rural and tribal areas. The ICDS provides services like health check-up, immunization, pre-school education, supplementary nutrition amongst others. (Photo by Jayanta Dey/Reuters)





In this June 20, 2018 photo, a girl reads a paper announcing the National Day of Forced Disappearance during a funeral ceremony for 172 unidentified people who were dug up from a former military base, one day before properly burying them in the same area they were discovered, in San Juan Comalapa, Guatemala. The United Nations has documented the disappearance of 45,000 people during the 36 years of civil war in Guatemala, and the murder of another 200,000. (Photo by Rodrigo Abd/AP Photo)





A Rohingya refugee child with thanaka paste is seen in Cox's Bazar, Bangladesh, July 4, 2018. (Photo by Mohammad Ponir Hossain/Reuters)





A girl plays in a fountain to cool down at a park during a hot summer day in Tokyo, Japan, July 26, 2018. (Photo by Kim Kyung-Hoon/Reuters)





Boys play in a fountain on a hot summer day in Brussels, Belgium, July 26, 2018. (Photo by Yves Herman/Reuters)





Children play in watersprays at Bicentennial Capitol Mall State Park, Thursday, July 19, 2018, in Nashville, Tenn. (Photo by Mark Humphrey/AP Photo)





Neena Sasaki, 5, carries some of the family belongings from her home that was destroyed after the devastating earthquake and tsunami on March 15, 2011 in Rikuzentakata, Miyagi province, Japan. Thousands have been killed after the 8.9 earthquake struck the northeast coast of Japan 4 days ago. Presently the country is struggling to contain a potential nuclear meltdown after the Fukushima Daiichi nuclear plant was seriously damaged from the earthquake. (Photo by Paula Bronstein /Getty Images)





A displaced Syrian child from the Daraa province fleeing shelling by pro-government forces waits in a makeshift camp to cross the Jordanian border, near the town of Nasib, southern Syria, on July 1, 2018. Tens of thousands of Syrians have fled since the beginning of the offensive, and the Syrian Observatory for Human Rights monitoring group says that nearly 100 civilians have been killed. (Photo by Mohamad Abazeed/AFP Photo)