Firefighters battling Belgium’s largest modern-day wildfire were counting on crucial air support on Sunday to help tame the blaze in a hard-to-access nature reserve, after it doubled in size over the previous 24 hours. More than 250 firefighters and emergency personnel were mobilised through the night, according to a Sunday morning update from the regional government which warned conditions in the High Fens park near the German border “remain challenging”. From 80 hectares burned on Friday, the...