Arms found inside the truck that drove into crowd - official
Another government official said the driver of the truck also fired on the crowd before he was killed by police.
At least 73 people were killed when a truck drove into the crowd in the southern French sea resort of Nice, a news TV channel and local politician said.
Christian Estrosi, a leading regional politician in the area, said on Twitter: "This is the worst drama in the history of Nice with more than 70 victims already."
News TV channel i>TELE, citing a police source, put the death toll at 73 shortly after 1 a.m on Friday, July 15.
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