Hadama Traoré had called for demonstrations Thursday to denounce the media treatment of the attack at the police headquarters.

The detention of Hadama Traoré, arrested Wednesday night after calling on Facebook to demonstrate in front of the town hall of Gonesse to "restore the truth about Mickael Harpon", the assailant of the police headquarters, was raised around 17 hours Thursday after -midi, indicated to Europe 1 the parquet of Bobigny, which specifies that the investigation continues, "in particular for exploitation of the digital data".

Expanded investigation to apologize for terrorism

The preliminary investigation initially opened for "threats and acts of intimidation against a person exercising public office, threats of crimes against persons and contempt" has been extended to apologize for terrorism.