Nice's Youcef Atal, left, and PSG's Juan Bernat challenge for the ball during the French League One soccer match between Paris Saint-Germain and Nice at the Parc des Princes stadium in Paris, France, Saturday, May 4, 2019. (Photo by Christophe Ena/AP Photo)

Lukas Podolski of Koeln is challenged by Philipp Wollscheid of Nuernberg during the Bundesliga match between 1. FC Koeln and 1. FC Nuernberg at RheinEnergieStadion on April 3, 2011 in Cologne, Germany.

Mark Wagner, the collage artist, challenges viewers to examine their relationship with money and the capitalist society in which we live. Photo: “Way of the Dinosaur”, cut one-dollar bills. (Photo by Mark Wagner)

In this January 23, 2021, file photo, a police officer detains a young woman during a protest against the jailing of opposition leader Alexei Navalny in Pushkin square in Moscow, Russia. Allies of Navalny are calling for new protests next weekend to demand his release, following a wave of demonstrations across the country that brought out tens of thousands in a defiant challenge to President Vladimir Putin. (Photo by Alexander Zemlianichenko/AP Photo/File)

The three orangutans at Pairi Daiza zoo, Belgium, developed a “special bond” with the otters after their river was run through the ape enclosure on March 2020. The zoo said it enriched both species’ environments. An animal – and this is even more the case of orangutans, with whom humans share 97 per cent of their DNA – must be entertained, occupied, challenged and kept busy mentally, emotionally and physically at all times. (Photo by Pascale Jones/The Sun)

A Humboldt penguin swims in a pool during the annual stock take at ZSL London Zoo in London, Thursday, January 2, 2020. Caring for more than 500 different species, ZSL London Zoo's keepers face the challenging task of tallying up every animal large and small, every mammal, bird, reptile, fish and invertebrate at the Zoo. (Photo by Frank Augstein/AP Photo)

Comedians and cast members from the Pleasance's 2016 programme bounce on yellow spacehoppers in costume at Calton Hill on August 15, 2016 in Edinburgh, Scotland. The Pleasance and Waverley Care are marking a twenty five years in partnership, it's a unique relationship that helps raise awareness and challenges the stigma that continues to be attached to HIV and Hepatitis C and has raised more than £375,000 so far. (Photo by Jeff J. Mitchell/Getty Images)

Commuters travel in an overcrowded train near a railway station at Loni town in India's state of Uttar Pradesh on April 24, 2023. India is set to overtake China as the world's most populous country by the end of June, UN estimates showed on April 19, posing huge challenges to a nation with creaking infrastructure and insufficient jobs for millions of young people. (Photo by Arun Sankar/AFP Photo)