Four people, including a minor, were taken into police custody on the evening of Friday 16 to Saturday 17 October after the beheading of a history teacher near a college in Conflans-Sainte-Honorine (Yvelines), a learned AFP from a judicial source.
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These people come from the family circle of the assailant, who was killed by police, according to this source.
Anti-terrorism prosecutor Jean-François Ricard is due to give a press conference on Saturday afternoon.
According to the first elements of the investigation, the teacher had shown his students last week a caricature of Muhammad. A father would have been extremely annoyed by this.
