Ukraine came under massive air attacks from Russia on Thursday night and throughout Friday, which killed at least 14 people across the country. Ukraine 's second-largest city, Kharkiv , was facing wave after wave of air strikes on Thursday night and Friday morning, Ukrainian officials said, as Russia's full-scale assault on its neighbor continued into its 1,500th day. According to local authorities in Kharkiv, which lies just 40 kilometers (about 25 miles) from the Russian border in