
Strikes planned at seven German airports for Friday will lead to "massive disruptions", the operator of the country's largest airport, in Frankfurt, warned on Wednesday, setting the stage for another day of travel chaos caused by wage disputes.
German trade union Verdi on Wednesday called on workers at Frankfurt, Munich, Stuttgart, Hamburg, Dortmund, Hanover and Bremen airports to go on a 24-hour strike, saying collective bargaining efforts had made little progress.