PARIS — France’s anti-terror unit said Saturday three people were in custody as part of an investigation into a suspected terror threat linked to Salah Abdeslam, the last surviving perpetrator of the devastating November 13, 2015 Paris attacks.

On Thursday, France will mark the 10th anniversary of the attacks in Paris and nearby Saint-Denis, paying homage to the 130 people killed and hundreds more wounded.

Abdeslam, who is incarcerated in Vendin-le-Vieil prison in northern France for his involvement in the attacks, was briefly taken into custody for questioning Tuesday as part of an investigation opened in January 2025 concerning the illicit possession of a USB memory stick in prison.

France’s anti-terror unit PNAT said Saturday it had “expanded” the investigation to include the offence

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