Mrs May said he was not part of the current intelligence picture.
The prime minister said the UK's threat level is set at severe and will not change following Wednesday's attacks.
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London Attack: British born attacker previously known to MI5
23 March 2017
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Prime Minister Theresa May said the attacker "acted alone" and there was no reason to believe there would be imminent further attacks.
The attacker was British born and was investigated by MI5 "some years ago", she said.
Mrs May said he was not part of the current intelligence picture.
The prime minister said the UK's threat level is set at severe and will not change following Wednesday's attacks.
Mrs May said he was not part of the current intelligence picture.
The prime minister said the UK's threat level is set at severe and will not change following Wednesday's attacks.
