Paris airport attack: What we know

A man who had been investigated for links to radical Islam was shot dead at Paris's Orly airport on Saturday after attacking a soldier on patrol and grabbing her rifle.French investigators are trying to establish whether 39-year-old Ziyed Ben Belgacem had planned the attack at the capital's second-busiest airport or acted on impulse.Ben Belgacem, a Frenchman born to Tunisian parents, was known to police and intelligence agencies.