Nice Attack

Twitter removed former Malaysian PM Mahathir Mohamad's tweet, for violating its rules banning the glorification of violence, shortly after a violent knife attack in Nice, which left three people dead

84 people were killed when a truck driven by a 31-year-old Tunisian ploughed through a holiday crowd on the Nice seafront on July 14

France on Thursday ordered an investigation into the security arrangements at the July 14 Bastille Day celebrations

While the IS group the attack, investigators have not found direct proof of the truck driver's allegiance to them

Among the Muslim victims were children, such as Mehdi, 12, whose twin sister is still in a coma

Ingenuity in attacks demands creative political responses

Authorities say Mohamed Lahouaiej Bouhlel, a Tunisian living in Nice, had been recently radicalised

British police fear that Islamic State sympathisers in the UK may attempt a copycat attack