The high-speed Eurostar and Thalys trains idled part of their service through Brussels as transport workers walked off the job.

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Thalys high-speed passenger trains may zip between Paris, Amsterdam and Cologne.

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At the Brussels South train station, the tracks of the Eurostar and Thalys trains linking London and Paris through Brussels with Amsterdam and Germany remained empty.

WSJ: Public-Sector Strikes Hit European Holiday Travel