Authorities have now detained seven people over the killings, claimed by Islamic State.
French minister said he may have "radicalised very quickly"
"Normally we are packed. We have far fewer clients and that's what the terrorists want."
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French authorities were still trying to determine whether the 31-year old Tunisian driver of the vehicle had acted alone...
No French or European intelligence or security agency had any trace on the suspect and no evidence has surfaced to...
"It's shameful. This act destroys even further the image of Tunisia, which has become linked to the jihadists."
"The very suggestion is repugnant and an affront to everything we stand for as Americans," he said.
"Since 2010 ... one of the main recruiters of French jihadists has been hugely active preaching in poor neighborhoods."
But he was not French intelligence services' list of suspected militants.
It will also try to find out whether Mohamed Laouaiej Bouhlel had ties to Islamist terrorist organizations