People were reported to be running away from the area but the panic proved to be unfounded.
The preacher still has dozens of sermons on the video-sharing platform, months after the deadly assault.
Media reports indicated that jihadis had mentioned the young royal's school as a target.
The guards are to be trained to spot suspicious behavior by potential attackers.
Ummariyat Mirza and his wife-to-be argued regularly about which one of them was more devoted to the jihadi cause.
The device was packed with more than a kilogram of shrapnel.
The Royal Air Force confirmed two jets tailed the flight.
Winter, a 'middle-aged, middle-class bloke from Middle England,' decided at 52 to spend summers sailing because 'if you live on an island, at some stage you should sail around it.'
The three sought to attack police or a military target in Britain.
New report calls for a public inquiry into Riyadh's role in exporting "bigoted Wahhabi ideology."
The jihadi asked a British spy for a nail bomb he wished to use on a packed crowd in London.
Without the oxygen of publicity, the attacker is just that: a killer with a car and a knife. The lone wolf needs the pack as much as the pack needs the lone wolf.
The border between Poland and Lithuania is strategically important because its seizure would cut off the Baltic states from the rest of the Western alliance.
The 37-year-old was due to board a flight for Turkey Tuesday evening.
Abedi blew himself up with an improvised explosive device, killing 22 after an Ariana Grande concert.
Top spies say European security services are more disciplined than their U.S. counterparts.
Viktor Ozerov, chairman of Russia's defense committee, says Britain is at fault for not working with Moscow.
A week after the U.K. formally began the process of exiting the EU, geologists look at Britain's original split from mainland Europe.
May also vowed that Parliament would continue as normal, despite the attack.
Max Hill says the threat to London is similar to what it faced in the 1970s with the IRA.
Until five years ago, a partition in the bar separated men and women from drinking together.
Mohamed Abrini claimed he only traveled to U.K. for its casinos.