At least one person has been killed, and a further five wounded, following a knife attack, in the UK capital, London.
A woman has been killed and five other people injured in a knife attack, in which police have not ruled out terrorism.
Police were called to reports of an armed man attacking people in Russell Square, London, shortly after 10.30pm on Wednesday.
Officers attending the scene found up to six people injured.
A woman was treated at the scene but was declared dead a short time later.
The condition of the other people hurt has not been released.
A man was arrested just minutes later after a Taser was fired by one of the police officers.