The family of Lance Corporal Craig Roberts, who died during the selection process for the Territorial Army's SAS section, today said they are devastated at their loss, but he had died "in the pursuit of his dream".
More top news
Pictures of today's events unfolding following a major security incident at the Houses of Parliament.
At least two people have died after a knifeman brought terror to the heart of Westminster.
The Cobra committee brings together government ministers with senior officials of the emergency services and security agencies.