 A suspect has been arrested in Turkey after scans of passports of more than three million Syrian refugees were leaked online amid heightened anti-Syrian sentiment in the country. The details were shared on the Telegram channel of a 14-year-old boy. Ukrainian officials say a Russian drone attack has cut the water supply for the north-eastern city of Sumy. Scheduled power cuts in much of Ukraine have become longer and more frequent as a result of Russia's bombardment of civilian infrastructure.