A young girls holds a ballot during the Greek referendum in Athens on July 5, 2015. Greek voters headed to the polls today to vote in a historic, tightly fought referendum on whether to accept worsening austerity in exchange for more bailout funds, in a gamble that could see it crash out of the euro. (Photo by Aris Messinis/AFP Photo)

Mary McHugh mourns her slain fiance Sgt. James Regan at “Section 60” of the Arlington National Cemetery May 27, 2007. Regan, a US Army Ranger, was killed by an IED explosion in Iraq. (Photo by John Moore/Getty Images)

A dancer performs as visitors take pictures at an auto show in Tianjin, China April 28, 2016. (Photo by Reuters/Stringer)

People dressed in costumes have a break while marching during the Vijanera Festival, in the small village of Silio, northern Spain, Sunday, January 3, 2016. The Vijanera masquerade, of pre-Roman origin, is the first carnival of the year in Europe symbolizing the triumph of good over evil and involving the participation of crowds of residents wearing different masks, animal skins and brightly coloured clothing with its own complex function and symbolism and becoming the living example of the survival of archaic cults to nature. (Photo by Francisco Seco/AP Photo)

A violent eruption spews ash more than a kilometer into the sky above Mount Etna in Sicily on February 23, 2021. (Photo by Marco Restivo/Barcroft Studios via Getty Images)

Afghan boys play soccer in Chaman-e-Hozori park in Kabul City, on November 12, 2021. (Photo by Hector Retamal/AFP Photo)

A Palestinian man rides his horse on the beach at sunset in the northern Gaza City, 18 Novemebr 2021. (Photo by Mohammed Saber/EPA/EFE)

A white tiger cools off inside its enclosure on a hot summer day at a zoo in Lahore on May 9, 2022. (Photo by Arif Ali/AFP Photo)