Students play in their school yard on the first day of the new school term at a primary school in Baghdad, October 18, 2015. (Photo by Ahmed Saad/Reuters)

Security forces' members gesture towards a woman in Santiago, Chile on December 18, 2019. (Photo by Andres Martinez Casares/Reuters)

A runner competes in the Great Wall Marathon at the Huangyaguan Great Wall outside Beijing, China, May 18, 2019. (Photo by Thomas Peter/Reuters)

A boy plays on the glass at Thailand's first skywalk in Bangkok, Thailand on November 18, 2018. (Photo by Soe Zeya Tun/Reuters)

A Highland Cow at sunset on the edge of the Marlborough Downs, Wiltshire, United Kingdom on October 18, 2020. (Photo by David White/PictureExclusive)

In an aerial view, a flooded section of farmland is seen next to a home in Cadiz, Kentucky, U.S. April 18, 2025. (Photo by Jon Cherry/Reuters)

In this Saturday, February 18, 2017 photo, revelers take part in the “Guanabara Pearl” carnival street party on Paqueta Island in Rio de Janeiro, Brazil. Merry makers ferried across Guanabara Bay to Paqueta Island for the parade. (Photo by Mauro Pimentel/AP Photo)

Singer, songwriter, actress and philanthropist Miley Cyrus, L, takes a selfie while doing her signature tongue-out pose with GMU students Samaria Moss, 18, C, of Spottsylvania, VA, Jaide Tarwid, 18, from Wisconsin, and Zimuzo Okala, 19, of Chesapeake, VA, (blocked) as Cyrus makes a campaign visit for Hillary Clinton and Tim Kaine in Northern Virginia at George Mason University on Saturday, October 22, 2016 in Fairfax, VA. (Photo by Jahi Chikwendiu/The Washington Post)