Unknown in the suburbs of Paris with a knife stabbed police officers, and then locked himself in his house, taking hostage the family members of the deceased. It is reported BFMTV. The incident occurred in the French Department of Yvelines in the region Ile-de-France West of Paris.
The French secret services went to the scene of the crime and is already negotiating with the invader.
According to the newspaper Le Parisien, the attacker is a neighbor of the deceased.