Ukraine urged civilians near the northeastern front line to evacuate on Thursday as Russia ramped up an assault to capture territory already seized once during the conflict.Kupiansk and the surrounding areas of Ukraine's Kharkiv region were recaptured by Kyiv's forces in September but Moscow has since pushed back into the region."Given the difficult security situation and the increasing amount of shelling by Russian terrorist forces in Kupiansk community, you have the opportunity to evacuate to a safer place," the city administration said. It said residents could evacuate to Kharkiv, some 90 kilometres (56 miles) west, where they would have the...