In a growing challenge to Russia’s grip on occupied areas of southeastern Ukraine, guerrilla forces loyal to Kyiv are killing pro-Moscow officials, blowing up bridges and trains, and helping the Ukrainian military by identifying key targets. The spreading resistance has eroded Kremlin control of those areas and threatened its plans to hold referendums in various cities as a move toward annexation by Russia. “Our goal is to make life unbearable for the Russian occupiers and use any means to derail their plans,” said Andriy, a 32-year-old coordinator of the guerrilla movement in the southern Kherson region. A member of the Zhovta Strichka — or “Yellow Ribbon” — resistance group, Andriy spoke to The Associated Press on condition of not being fully identified to avoid being tracked down by the Russians. The group takes its name from one of the two national colors of Ukraine, and […]