Still, the prime minister told France 2 he had no doubt that the crime was terrorism, The Guardian wrote.
"It is a terrorist act and we shall see what the links there are with terrorist organizations," he said.
He added that the death toll will probably increase – at last count 52 people remained in critical care, including 25 people on life support. Authorities have so far counted 202 people injured in all.
Read alsoUkrainian killed in Nice attack, another one injuredValls added a warning that more attacks could follow Lahouaiej-Bouhlel’s example, but that France would not be deterred: "I am convinced we will win the war against terrorism and radical Islam."
Far more cautious was French interior minister Bernard Cazeneuve, who told broadcaster TF1 that broadcaster TF1 was "not known to intelligence services for activities linked to radical Islam."
Asked whether he could confirm the a link to jihadism, he said: "No."
