- Our live coverage has ended for the day
- Updates on Tuesday 23 May 2017
BBC Live reporter
Theresa May has said the UK terror threat has been raised to "critical" and soldiers will be deployed alongside police at key locations.
BBC Live reporter
A young Brighton film director, whose debut work is being premiered as part of the Brighton Festival, has decided to donate tonight's profits to the Manchester appeal.
Elliot Hasler's film, Charlie's Letters, is based on his great-grandfather's experiences in Italy during the Second World War.
BBC Live reporter
A performance of the Addams Family at Canterbury's Marlowe Theatre included a tribute to those who died at the Manchester Arena bombing.
Health Correspondent, BBC South East
It can cause cancer, blindness and disfigurement, and affects one in 3,000 children.
But one young woman contacted me directly, to ask why so few people have heard of Neurofibromatosis.
As the week goes on, temperatures are still rising.
Here's my forecast.
Ryan Denyer, from Brighton, has told the BBC how he was within metres of the bomb exploding at the Manchester Arena.Copyright: Ryan DenyerQuote Message: The concert had just finished and we were following the crowds out to the foyer through a walkway to get access to the car park when the bomb exploded.Quote Message: A few feet in front of us the wall had burst open and we could feel the heat and see the smoke and fire. We just grabbed each other and ran for the doors, people were screaming and getting trampled on. The police were on the scenes within seconds and got everybody away from the area.Quote Message: Outside there were still members of the public trying to sell us t-shirts and I don't think they knew what was going on. Some people were saying it was balloons, fireworks or a bomb - everyone was saying something different." from Ryan Denyer
Following the attack at Manchester Arena last night, Ass Ch Con Steve Barry, from Sussex Police, said: “As details continue to emerge about what happened we offer our heartfelt sympathies to the victims, some of whom we now know to be children, and their families."
He added: “There is no current evidence of any specific threat to community safety in Sussex and Surrey and policing across the county continues to operate as usual."
The county has been reacting to the news that 22 people have died following a suicide bomb in Manchester Arena.
Conservative candidate for Lewes Maria Caulfield.
Green Parliamentary Candidate for Brighton Pavilion Caroline Lucas.
Labour Parliamentary Candidate for Hove and Portslade Peter Kyle.
Tim Loughton, Conservative candidate for East Worthing and Shoreham.
Labour candidate for East Worthing and Shoreham Sophie Cook.
The leaders of the three political groups on Brighton and Hove City Council have released a collective statement about the terrorist attack in Manchester last night.Quote Message: We are shocked and appalled by the terrorist attack in Manchester last night. That any person or organisation can target innocent young people at a pop concert is unfathomable. This act is intended to frighten and divide us, but we will not be cowed and we stand together strong; united in compassion with people from all faiths and backgrounds. We send our deepest sympathy to all affected by this horrendous attack. Our thoughts are particularly with the families and friends of those who have died and been injured.
BBC South East Special Correspondent
Police patrols are being stepped up across the South East in the wake of the Manchester attack.
A white powder that caused the evacuation of a plane at Gatwick Airport has been found to be harmless, Sussex Police has said.
The suspicious powder was found in an overhead locker at around 10:30 BST on Tuesday.
Passengers were removed from the EasyJet flight while the substance was investigated by specialist fire officers.
Just after 14:00 BST, it was advised the powder was harmless and the passengers were being returned to the plane to continue their journeys, police said.
The RMT union has suspended the 24-hour strike scheduled for Tuesday 30 May on Southern Rail following the attack in Manchester.
Twenty-two people died when a suicide bomber targeted a pop concert at Manchester Arena.Copyright: BBCQuote Message: In light of the horrific bombing in Manchester last night, and the heightened safety and security alerts on our transport services, RMT’s executive has taken the decision to suspend the 24 hours of strike action scheduled for Tuesday 30th May on Merseyrail, Northern Rail and Southern Rail." from Mick Cash RMT General Secretary
Sussex Police say officers are continuing to operate at a heightened state against the backdrop of a ‘severe’ threat level, which has been in place since 2014, and means that an attack is highly likely.
They add that there is no current evidence of any specific threat to community safety in Sussex and Surrey and policing across the county continues to operate as usual.
An Easyjet plane has been evacuated at Gatwick Airport after a suspicious white powder was found on board, it has been confirmed.
England and Sussex cricketer Danielle Wyatt confirms she was at Manchester Arena last night where 22 people died after a suicide bombing.