Charisse O'Leary said she has "shed many tears for the people caught up in this horrific incident".
- British authorities are anxious more extremists in the United Kingdom will try carry out attacks in the next few weeks because of ISIS's calls to surge attacks during the Muslim holy month of Ramadan.
Butt, 27, embraced radical Islam during his time in London and was once filmed in a documentary called "The Jihadis Next Door". Seven people were killed and at least 48 were injured. All that, as well as details of additional incriminating material found in a search of his mother's home, was passed on to British security agencies in May a year ago, according to Italian authorities.
A man has been arrested at Heathrow airport as part of the investigation into last month's deadly suicide bombing in Manchester, British police said on Wednesday.
The carnage of the London Bridge attack could have been worse: One of the attackers tried to rent a larger truck that could have killed more people, but his payment was declined.
Police also said that Detectives would appreciate it if anyone who has any information about these men is willing to step up as that may help them with the investigation process. The high volatility of TATP - the quick speed at which it evaporates or sublimes and thus becomes useless as an explosive - means he nearly certainly made the explosive substance in the three days between his return from Libya and the attack, the sources told CNN.
In order to evade a series of bans by British authorities, al-Muhajiroun repeatedly changed its name, operating under a variety of guises including Shariah4UK and Muslims against Crusades.
Yet, while confirming that Zaghba was one of the killers, Scotland Yard stated: "He was not a police or MI5 subject of interest". "That's where the question of resources comes into play".
Angela Merkel expects Brexit talks to begin 'within days'
Instead, the result has sown confusion and division in British ranks, just days before negotiations are due to start on June 19. Then in April, Cameron's successor, May, called an early election that again stalled talks with Brussels.
The Italian mother of one of the London Bridge attackers said Wednesday her 22-year-old son became radicalized in Britain, falling under the spell of Islamic extremism and confiding to her that he had dreams of moving to Syria.
Cressida Dick told The Associated Press in an interview Saturday: "It's desperately sad and poignant but among those who died is someone who's British, there are French, Australian, Canadian, Spanish". The couple is thought to have split.
London police have said all 12 people from the Barking neighborhood held since the attack have been freed.
Zaghba was reportedly working in a London restaurant and had not been seen in Italy since 2016.
British counterterrorism officials moved more aggressively to take down al-Muhajiroun in 2014 after British extremists began to flock to Syria to join ISIS's newly declared caliphate.
Italian authorities informed their British counterparts in April previous year about Zaghba's efforts to join Isis.
"He was notified to London as a possible suspect".
A CNN report has since claimed that he was on the watchlist of Italy after being "stopped at the Bologna airport by Italian airport police in March 2016 as he was trying to board a plane bound for Istanbul".