The logo of German air carrier Lufthansa and the cancelled flights on a flight schedule board are seen at the Fraport airport in Frankfurt, September 7, 2012. German air carrier Lufthansa passengers face widespread flight disruption after cabin crew representatives said they continue a series of strikes over pay and cost-cutting measures at Germany's largest airline. The UFO union, which represents around two-thirds of Lufthansa's 19,000 cabin crew called on its members to strike for 24 hours on all German airports on Friday. Picture taken using multiple exposures. REUTERS/Kai Pfaffenbach (GERMANY - Tags: TRANSPORT BUSINESS CIVIL UNREST LOGO EMPLOYMENT) Published: Zář. 7, 2012, 6:01 dop. | Foto: Reuters