It's the second day of First Minister Carwyn Jones' visit to Belgium and France.
The trip is ahead of 'Wales Remembers' - a programme of commemoration to mark next year's centenary of the start of World War I.
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A video obtained by ITV Wales shows a man being detained on a residential street in Newport following a counter-terrorism raid in the city.
A 25-year-old man has been arrested in Newport, South Wales, in connection with the Parsons Green terror attack, Scotland Yard said.
Tata Steel and Thyssen Krupp will formally announce the merger of their European steel operations on Wednesday, ITV News understands.