"Manchester and the rest of Britain will never be cowed by terrorism," the Mayor of London said.
The attack follows two separate militant assaults in other provinces in the country over the weekend.
At least 22 people were killed and 59 wounded when a suicide bomber struck at a concert in Manchester.
Soap star was attending the Ariana Grande gig on 23 May, which became the target of a suicide bombing.
The Tuesday raid was carried out with the support of Yemeni authorities.
Global leaders express shock and sympathy at attack on ''innocent young people''.
"It will be business as usual as far as possible in our great city," Greater Manchester mayor said.
The incident came hours after 22 people were killed in a blast in Manchester at an Ariana Grande concert.
The scandal-hit leader faces charges including bribery, abusing state power and leaking state secrets.
María Lorena Ramírez covered the 50km in seven hours and three minutes.
Prime Minister Theresa May says the police are treating the incident as an 'appalling terrorist attack'.
Manchester police say at least 59 people have been injured in what is being treated as a terrorist incident.
Isis hasn't claimed responsibility but its fans call terror attack revenge for air strikes on Iraq and Syria.
The #roomformanchester hashtag was trending with offers to lend a hand.
Warring parties have obstructed humanitarian aid to the rebel-held Nuba Mountains for years.
Chinese police had to escort the Trump fan off the plane.
Gerakan Permuda Ansor warns extremists are gaining upper hand in face of moderate Islam.
David Gallacher, 37, of no fixed address, attacked Samsam Haji-Ali, 34, outsdien a Co-op in August 2016.
At least 22 dead, including children, after suicide bombing outside Ariana Grande gig.
More than two million women are living with the condition.
Dozens are injured after suicide bombing at Ariana Grande concert at the Manchester Arena.
North West Terrorism Unit are treating it as a possible terrorism incident.
The high school student has a broken leg, fractured pelvis, cuts to her face and internal injuries.
Police say Devon Arthurs killed Jeremy Himmelman and Andrew Oneschuk in Tampa, Florida.
A nearby beach was closed in April after a shark attacked a woman in the water.
"The worst thing we can do is ... pretend he's only a Nazi from 9 to 5," said an irate gymgoer.
Students and teachers complained that a speech by the Prince was indecipherable.
Court documents allege that she shot the kids "to save them from the evils of the world".
At the very least, there will be an escalation of the violent protests in support of the Palestinian prisoners' hunger strike.
The student's rap thesis was inspired by Geoffrey Chaucer's The Canterbury Tales.