Travellers planning to fly into or out of 11 major German airports on Thursday will have to make alternative arrangements. Airport security staff at the airports in Frankfurt, Hamburg, Bremen, Berlin, Leipzig, Düsseldorf, Cologne, Hanover, Stuttgart, Erfurt and Dresden have begun a one day strike due to last until Thursday night. The Verdi union began its strike action late on Wednesday evening at Cologne/Bonn airport, where, according to Verdi, the night shift for passenger control did not turn up for work. The participation rate there was 100%, according to union spokesperson Özay Tarim. “It…