Authorities in Siberia’s republic of Tyva declared a regional state of emergency on Sunday due to ongoing wildfires in the region. “As a result of prolonged hot and dry weather, the situation has deteriorated in the districts of Piykhemsky, Chedi-Kholsky and Tandinsky,” Regional governor Vladislav Khovalyg said, adding that he had requested help from neighboring regions to battle nearly two dozen wildfires...