A girl practices martial arts during a training at a school in Syrian opposition-held village of al-Jeineh, Syria on April 11, 2021. (Photo by Khalil Ashawi/Reuters)

Revellers celebrate and throw tomatoes at each other as they participate in the annual Tomatina festival on August 30, 2023 in Bunol, Spain. Spain's tomato throwing party in the streets of Bunol, Valencia brings together almost 20,000 people, with some 150,000 kilos of tomatoes thrown each year, this year with a backdrop of high food prices affected by Spain's historic drought. (Photo by Zowy Voeten/Getty Images)

A military cadet refreshes her lipstick before the National Day parade in Bucharest, Romania, Friday, December 1, 2023. Tens of thousands of people turned out in Romania's capital on Friday to watch a military parade that included troops from NATO allies to mark the country's National Day. (Photo by Vadim Ghirda/AP Photo)

Brazilian singer Anitta performs during the “Ensaios de Anitta” show, an event that is part of a pre-carnival tour that makes its way through several Brazilian cities, paying tribute to a samba school in each performance at the Jockey Club of Rio de Janeiro, Brazil, 21 January 2024. Anitta only performs this time of year in her country and said that experiencing a carnival is the best way to get to know the Brazilian people because all the energy of its people is concentrated on a single topic. (Photo by Andre Coelho/EPA/EFE)

Students learn how to use an airsoft gun from Taiwanese military instructors at Kaohsiung Municipal Sanmin Senior High School in Kaohsiung on January 11, 2024. Kaohsiung City launched a national defence education program using digital technology for all its high school students. The program also promotes drug prevention in cooperation with the Taiwan defense ministry. (Photo by Yasuyoshi Chiba/AFP Photo)

Throughout the course of the long war in Afghanistan, Coalition troops have relied on thousands of military working dogs to help keep them safe, and make their jobs easier. The dogs are trained to detect explosives, to find illegal drugs, to search for missing comrades, or target enemy combatants. Not only are they active on the front lines, but behind the lines they serve as therapy dogs, service dogs, and loyal companions. They also share the same risks as the ground troops, suffering injuries and sometimes death on the battlefields. Gathered here are images of these dogs and their handlers in Afghanistan and back home, from over the past several years, part of the ongoing series here on Afghanistan.

Indian children work nearby to their parents at a construction project in front of the Jawaharlal Nehru Stadium on January 30, 2010 in New Delhi, India. The children accompany their parents to the work site, where if they are prepared to work, they will receive money for bread an milk and be provided with dinner by the contractor. The sheer scale of the project has drawn an enormous population of migrant workers from all over India.

Police walk past a burning car during riots in Birmingham City Centre on August 8, 2011 in Birmingham, England. After three nights of rioting and looting in and around London, the chaos is starting to spread to other cities around Britain. (Photo by Jeff J Mitchell/Getty Images)