A machine gun, two hand guns and three kilos of TATP explosive were among the weapons found at a flat in the southern city along with jihadist propaganda materials according to the Paris prosecutor.
Candidates in the election said they had been warned about the Marseille attackers. Francois Fillon, who is the conservative candidate, said he would cancel the campaign events he had been planning for Friday. In November, 2015, Paris was rocked by near simultaneous gun-and-bomb attacks on entertainment sites, in which 130 people died and 368 were wounded. Islamic State claimed responsibility. Two of the 10 known perpetrators were Belgian citizens and three others were French.
Source : http://www.independent.ie/world-news/europe/paris-police-officer-killed-and-two-wounded-in-suspected-terror-attack-35640295.html