Airport workers in Spain could strike over Christmas and through to Easter in a fight to have their pay increased.
The airport authority AENA revealed that there will be walk-outs on December 22, 23, 30 and 31, with January 6 and 8 also affected by the industrial action.
More than 10,000 CCOO union members including operating staff, operations technicians, firefighters and admin workers at AENA airports could walk out.