nice
'The saddest thing was that people were shouting "go home"'
Civilians were mistaken for Islamist militants, rights group says.
Thousands lined the Nice promenade to remember those killed.
Seven people have now been arrested.
Christophe Lyon was the only survivor.
Arrests were made in the early hours of Saturday morning.
At least 10 children were among those killed.
Collectively these hashtags represent at least 623 dead.
Officers run to 25-tonne vehicle as gunfire rings out.
The Tunisian-born 31-year-old was not on a terror watch list.