France: Bernard Cazeneuve who is French Interior Minister said that the ministry could not confirm that the Nice attacker was motivated by the Islam extremism.
The authorities said that the white truck loaded with weapons and hand grenades and the driver drove the truck onto a sidewalk for 2 km, ploughing through Bastille Day celebration.
The people of France had gathered to watch fireworks in the French resort city of Nice late Thursday. At least 84 people were killed before police killed the driver.
Bernard said that it was not clear right now that who would have been behind the Nice attack. Recently, France has seen a blow of dramatic assaults by jihadist groups including ISIS.
Flags of France will be flown at half-mast from Friday.
All the head of the countries of all over the world condemned the Nice Attack.