by Vera H-C Chan Poland's loss seems incomprehensible. On Saturday, a plane carrying the country's top leaders and historic figures, including President Lech Kaczynski , crashed in Smolensk, Russia , en route to the Katyn massacre 's 70th anniversary memorial service. All 96 onboard perished, most high-ranking officials and "icons" of Polish politics. Poland has declared a week of mourning,