Khalid Masood
Westminster attacker's WhatsApp message
27 Mar 2017
Should WhatsApp be forced to hand over the London attacker's last message? Audio
Londoners gather for vigil after Westminster terror attack
24 Mar 2017
A vigil is under way in Trafalgar Square for the victims of the terror attack. We talk to New Zealand journalist Josh White who is at the vigil. Audio
More details emerge of London terror perpetrator
24 Mar 2017
More details have emerged about Khalid Masood, named by British police as the man responsible for yesterday's terror attack in London. Our correspondent Natalie Powell has the latest. Audio