How the events unfolded at London Bridge two years ago and who was caught up in the terror attack.
The backgrounds of the three men who killed eight people and injured 48 others in London Bridge and Borough Market.
Stories emerge of those who tackled the attackers, putting themselves in danger to defend others.
Why face to face contact can be more important to extremists than online material.
What practical counter-terrorism measures could a government achieve with new powers to pursue and lock up suspects?