A stabbing and car attack at a synagogue in Manchester on Yom Kippur has been declared a terrorist incident. Two people are dead, and several others are injured. Police shot the suspect dead.
The Metropolitan Police Counter Terrorism Command has launched an investigation and barricaded the Haymarket area.
Former British Army soldier Daniel Abed Khalife, 21, who was awaiting trial on charges of breaching the UK's Official Secrets Act at Wandsworth Prison in south-west London, escaped allegedly by clinging to the under-carriage of a delivery van.
Kuntal Patel, employed at the Barclays Bank in CanaryWharf, was arrested following anti-terror raids at three addresses in London.
Officers from the Metropolitan Police Counter Terrorism Command arrested the teenager on allegations of preparation of terrorism under Section 5 of the Terrorism Act 2006, the Met police said.
Ahmed Hassan, believed to be of Middle Eastern origin, was named by Scotland Yard as officers produced him before Westminster Magistrates' Court.
Earlier, an 18-year-old man was arrested in the port area of Dover. None of the suspects have been named.
Scotland Yard's Counter-Terrorism Command investigating the attack arrested the 25-year-old from Newport.
These devices, at this early stage of the investigation, appear capable of igniting an initially small fire when opened, the Metropolitan Police said.
The spokesman said, "We confirm that, at the request of the Pakistan government, a small team of officers from the MPS Counter Terrorism Command will be traveling to Pakistan to provide support and assistance in the investigation into the death of Benazir Bhutto." Pakistan President Pervez Musharraf on Wednesday night announced that he has sought help from the Scotland Yard for the investigations into the assassination of Bhutto.
Scotland Yard also conceded that they may "never understand" the 52-year-old attacker's motive.
Metropolitan Police Acting Deputy Commissioner and Head of Counter Terrorism Mark Rowley said in a statement that a total of nine persons remain in custody and one woman has been released on bail.
An Indian-origin convert to Islam has skipped bail to flee Britain and is believed to be now living under the Islamic State in Syria.
This is the first terrorist attack on British soil since the murder of fusilier Lee Rigby in May, 2013.
Terrorism struck at the heart of London after a vehicle veered off the road and mowed down pedestrians on London Bridge and witnesses described men with large knives stabbing passersby at nearby Borough Market.
IS executioner known as 'Jihadi John' was revealed to be a university graduate from London
The incident in Streatham was part of an active counter-terror operation during which the male suspect was pronounced dead at the scene. A device strapped on his body was later established as fake at the end of the attack, which counter-terror officers believe to be "Islamist-related".
The 29-year-old, who has studied electrical engineering in Sudan, lived in Birmingham's Sparkhill district. He describes himself as a shop manager.
The police is investigating whether it was 'accidental or deliberate'.
Scotland Yard's War Crimes Team, which is part of its Counter-Terrorism Command, has launched an investigation into the role of British mercenaries in fighting the Liberation Tigers of Tamil Eelam (LTTE) rebels in Sri Lanka during the 1980s.
Scotland Yard has launched an investigation after a 26-year-old man stopped his car and then wielded a large knife.
Scotland Yard said the incident is being treated as possible terror offence.
Two people at the scene were treated for injuries after the vehicle crashed into the large steel barriers erected around the Houses of Parliament complex.
Neo-Jamaat-ul-Mujahideen's wanted leader Nurul Islam alias Marjan and another unidentified extremist were killed by Counter-Terrorism and Transnational Crime unit in Mohammadpur Beribadh area of the capital.
Altaf Hussain has been arrested in relation to the hate speech of 2016 in which he had urged his followers to take the law into their own hands, it said.
Attackers' efforts to hire the bigger truck failed when his payment was declined.
Counter-Terrorism and Transnational Crime chief Monirul Islam said they got information that Jamaat-ul-Mujahideen Bangladesh chief Musa along with some other JMB terrorists are in Sylhet.
A White House official said 'no one within or associated with the White House was injured, and everyone in the White House is safe and accounted for'.