Workers who constructed the cement sarcophagus covering Chernobyl's Reactor No. 4 pose with a poster reading: "We will fulfill the government's order!" in summer of 1986 next to the uncompleted construction. Thousands of the workers who took part in the cleanup of Chernobyl have died from the after-effects suffered during the work, according to information from the "Union-Chernobyl-Ukraine."
Credit: AP Photo/Volodymyr Repik