On this day in 1986, the catastrophic nuclear accident at the Chernobyl Nuclear Power Plant in Ukraine occurred. Paul Fusco's book, <a href="http://store.magnumphotos.com/index.php?main_page=product_info&products_id=2183"target='_blank'>Chernobyl Legacy</a>, is a document of the unfathomably far-reaching consequences of the 20th century's greatest technological disaster. See his <a href="http://inmotion.magnumphotos.com/essay/chernobyl"target='_blank'>Magnum-in-Motion essay</a> for more.