Aeroflot employees with a puppy at the canine service of Aeroflot at Sheremetyevo International Airport in Moscow Region, Russia on October 2, 2020, that has started to train service dogs to detect COVID-19 in people. (Photo by Vladimir Gerdo/TASS)

The Clavie, a burning barrel packed with tar soaked sticks fixed on the top of a pole, is surrounded by people at the Doorie Hill on January 11, 2018 in Burghead, Scotland. People welcome in the New Year with the fire ceremony which has ancient roots dating back to the 1750s, when the Julian calendar was reformed in Britain. It is believed to bring good luck for the coming year. (Photo by Jeff J. Mitchell/Getty Images)

A person takes photos of Vervet monkeys that are eating in a parking lot near the Fort Lauderdale-Hollywood International Airport in Dania Beach, Florida, USA, 10 May 2022. Over 40 descendants of smallish vervets, escaped from now closed breeding facility, are living within 1,500 acres around the Fort Lauderdale-Hollywood International airport. The Dania Beach Vervet Project is an organization established in 2016 with the purpose of promote the conservation, and education about the local free ranging vervet monkeys in Dania Beach, Florida. (Photo by Cristóbal Herrera/EPA/EFE)

More than 6 billion people live in countries where serious levels of public sector corruption are fueling inequality and exploitation, according to Transparency International's 2015 index of perceived public sector corruption. The group's annual report measures perceptions of corruption due to the secrecy surrounding most corrupt dealings. Two thirds of the 168 countries assessed were identified as having a serious corruption problem. Somalia, which has been mired in conflict since civil war broke out in 1991, ranks bottom of the list. (Photo by Feisal Omar/Reuters)

Chileans watch the sky with special suits prior to a total solar eclipse on July 2, 2019 in Paiguano, Chile. Around 25,0000 tourists arrived to Paiguano, a small town of around 1,000 inhabitants in the Elqui Valley, 650 km away Santiago. This is the only Earth's total solar eclipse of 2019 and the first one since 2017. From this point, the sun will fully disappear for around two minutes. It is best visible from a stripe in the South Pacific, Chile and Argentina. (Photo by Marcelo Hernandez/Getty Images)

1st prize in the People Observed Portraits Stories category. Carla Kogelman, the Netherlands. The photo shows Hannah and Alena, two sisters living in the rural village of Merkenbrechts, Austria. (Photo by Carla Kogelman/World Press Photo)

US M142 High Mobility Artillery Rocket System (HIMARS) is launched as journalists film during a military exercise in Capas, Tarlac province, Philippines, 13 October 2022. The Philippines hosted simultaneous combat drills with the United States, South Korea, and Japan to improve interoperability in times of conflict. (Photo by Francis R. Malasig/EPA/EFE)

Farmers' wives, dressed in traditional Bavarian costumes, give out schnapps to the people from a wooden carriage on the way to the chapel on the Kalvarienberg during the Leonhardi Ritt procession, to pray to St Leonhard, the patron saint of animals, in Bad Toelz, Germany on November 7, 2022. (Photo by Lukas Barth/Reuters)