Parsons Green
Ahmed Hassan injured 51 passengers.
Victims described still having nightmares about the incident.
30 people were injured.
The teenage asylum seeker is on trial for attempted murder.
The 18-year-old is on trial for attempted murder.
30 Tube passengers were injured.
He was killed near the scene of last month's terror attack.
Omid Saidy lost life for asking drug dealer to move on.
Scotland Yard says one of injured men has been arrested.
He was arrested at an address in Cardiff.