A selection of powerful news photographs taken around the world this week.

image sourceAngelos Tzortzinis / AFPimage captionA local resident holds an empty water hose during an attempt to extinguish forest fires outside the village of Pefki on Evia, Greece's second largest island. Greece and neighbouring Turkey have been battling devastating blazes, as the region suffers its worst heatwave in decades.image sourceDan Mullan / Getty Imagesimage captionUS athlete Kara Winger poses with team-mates during the closing ceremony of the Tokyo 2020 Olympic Games. The US topped the medal table for the sixth time in the past seven Olympic Games, with a total of 113 medals, including 39 golds.image sourceHollie Adams / PA Mediaimage captionLondon's Tower Bridge is seen stuck open, where it remained for nearly 12 hours because of a technical fault.image sourceKathleen Flynn / Reutersimage captionA woman is treated for Covid-19 at the Ochsner Medical Center in Jefferson Parish, Louisiana, US.image sourceWang Zhengpeng / VCG via Getty Imagesimage captionWild Asian elephants stroll through a village at Ning'er Hani and Yi Autonomous County in Pu'er, Yunnan Province of China. More than 150,000 people were evacuated from the path of the herd, which has trekked more than 500km (310 miles) since leaving a nature reserve 17 months ago.image sourceMehmet Akif Parlak/Anadolu Agency via Getty Imagesimage captionA woman arranges peppers drying in the sun, after a harvest in Gaziantep, Turkey.image sourceOmar Haj Kadour / AFPimage captionYoung athletes gather for their own version of the Olympic Games at a camp for displaced Syrians, in the north-western town of Fuaa.image sourcePaula Bronstein / Getty Imagesimage captionA mother sits with her children at a makeshift camp in Kabul, Afghanistan. Thousands of people have fled their homes to seek safety in the capital, as Taliban militants continue to make rapid advances in the country.image sourceBen Birchall / PA Mediaimage captionA pilot checks the rigging inside a hot-air balloon canopy as they prepare to take off during Bristol International Balloon Fiesta, in south-west England.image sourceCharlotte Graham / Shutterstockimage captionStudents from Bradford Grammar School celebrate their GCSE results, as disruption to UK exams continued for a second year because of the pandemic.

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