MI5 investigators misinterpreted intelligence on Salman Abedi earlier this year and it was disclosed his case was due to be discussed at a meeting scheduled for nine days after his May attack at the Manchester Arena.
It is learnt that two suspected men were conspiring to attack Downing Street armed with an improvised bomb, suicide vest and knives. An official report into the attack released on Tuesday found opportunities to thwart it had been missed. One of the men, named as Naa'imur Zakariyah Rahman, 20, is accused of preparing acts of terrorism.
In 1991, the IRA managed to breach security, launching a homemade mortar bomb attack on Number 10.
Mrs Thatcher narrowly avoided injury but five people were killed - including a Conservative MP.
Amazon Prive Video is Finally Available for Apple TV
For Apple, it will help to more easily sell its set-top box to the 90 million USA -based Amazon Prime subscribers. The app can be downloaded from the tvOS App Store by searching for " Amazon Prime Video" minus the quotes.
Odd-Even rule to be implemented without exemptions in Delhi
Air quality in Delhi has been hovering between the "poor" and "very poor" categories but was not "severe" since November 13. Pollution is considered severe plus or emergency when readings of PM2.5 and PM10 cross 300 and 500 ug/m3 respectively.