Flight traffic controllers on strike

On the news in Holland today, the Spanish flight traffic controllers announced strikes on the following day's, 8, 10, 12 and the 14th of June. For two hours in the morning, from 10 till 12 o-clock and for two hours in the evening, from 18.00 till 20.00 hours. They asked everyone to check the flight times when it concerns you.
I don't know if some one already stated this news on the forum? All the best to everyone, Peter.