London (CNN) The London Bridge attack ringleader Khuram Butt was considered a potential threat to British security and was still under active investigation at the time he carried out the deadly assault, UK counter-terrorism sources have told CNN. "However, there was no intelligence to suggest that this attack was being planned and the investigation had been prioritised accordingly." Each counter-terrorism investigation is given a name by British authorities. New details on Manchester investigationThe sources who spoke to CNN also revealed new details about the investigation into the Manchester attack. A member of the Abedi family in Manchester told CNN that one of these unwitting purchases was a car part from Amazon.

Source: CNN June 07, 2017 15:11 UTC