Police in the UK have named the man who carried out the terrorist attack in London yesterday afternoon.
British-born Khalid Masood has been named as the man behind the incident.
Earlier, Islamic State claimed responsibility for the attacks, which left 52-year-old Masood and three others dead and up to 29 people injured.
The fourth person killed was a US tourist from Utah who was in Europe celebrating his 25th wedding anniversary.
Kurt Cochran's wife was also seriously injured.
Seven people remain in a critical condition in hospital, however an Irish person caught up in the incident is not thought to be seriously injured.