But Manchester United fans stood together in defiant mood as their team's triumph in European football's Europa League final brought some much-needed smiles to a city still in pain.
She said the security services had foiled 18 plots since 2013.
British officials were particularly angry over photospublished by The New York Times showing remnants of a blue backpack which may have held the explosive.
The decision to stop sharing police information with U.S. agencies was an extraordinary step as Britain sees the United States as its closest ally on security and intelligence. "We won't let hate win", she said.
Britons faced stepped-up security, authorities pushed forward with raids they said were uncovering key evidence and a trans-Atlantic rift opened Thursday in the aftermath of a deadly concert bombing.
He had a troubled relationship with his Libyan immigrant parents, who raised him along with his sister and two brothers in Manchester.
British security services were also upset that 22-year-old Abedi's name was apparently leaked by USA officials while police in the United Kingdom continued withholding it and while raids were underway in Manchester and in Libya.
As the probe into the possible network continues, the father and brother of suicide bomber Salman Abedi were arrested in Libya.
In her first substantive comments since Monday's attack claimed by the Islamic State (IS) group, Grande hailed the compassionate spirit of her fans and vowed not to give in to divisions.
Earlier, the Greater Manchester Police condemned the investigation leaks on behalf of the National Counter-Terrorism Policing units in a statement that suggested a severe rupture in trust between Britain and the United States. Interior minister Amber Rudd said the official threat risk remained at its highest level, "critical", meaning another attack is expected imminently.
Chief Constable Ian Hopkins said the force could not make a "direct link" to the Manchester Arena bombing in which 22 people died, seven of them children.
A third suspect, a local woman, was also arrested Wednesday overnight during an armed raid but was later released without charges.
Elders at the south Manchester mosque believed to have been frequented by Abedi insisted that his actions were wholly alien to their preaching, and pointed the finger at online radicalisation.
A German magazine, meanwhile, reported that British police informed their German counterparts that Abedi had received paramilitary training in Syria.
The terrorist attack was the worst to strike Britain since the "7/7 attacks" of July 7, 2005, carried out by al Qaeda operatives who targeted buses and subway stations in central London, leaving 56 people dead and more than 700 wounded. A minute's silence was observed in honour of the victims at a square in central Manchester and in other places in Britain.
James did not do that Sunday in a 111-108 loss in which the Cavs owned a 21-point lead midway through the third quarter. The Cavs will look to come out with a renewed focus in tonight's game based on their "letdown" in the previous contest.
The White House wants to raise funds by selling 270 million of the 688 million barrels of crude from the U.S. While the West Texas Intermediate Crude for June delivery rose 55 cents, or 1.09 percent to 50.88 a barrel.
This is a Kendo Stick on a Pole match, which means that a kendo stick will be suspended by a pole on one of the turnbuckles. There will be more buildup to the main event of Extreme Rules , a fatal five-way match with Roman Reigns vs.
The plan was released just a day after Trump left Saudi Arabia, Opec's de facto leader, following his first overseas state visit. Following this cat and mouse game, the crude oi price has consolidated between mid-40s to 50, with OPEC keen to push it higher.
Up to 2 inches per hour is possible in some of the storms, which could bring flooding in low-lying areas and flood-prone streets. But, a few may hold together long enough to cause disruptive and potentially risky weather for our area.
Mr Rosenstein said, although he was personally fond of Mr Comey, "I thought it was appropriate to seek a new leader". But he added: "I haven't lost my confidence in the president to be our president, I just haven't". "I believe it.
Click through the gallery above to see the final top 10 Premier League goalscorers for the 2016/17 season . The seventh goal enabled them to pip champions Chelsea as the league's highest scorers with 86 goals.
Emmanuel Macron and his wife Brigitte Trogneux hold hands after voting in Le Touquet, France. Emmanuel Macron waves from his auto as he leaves his home to vote.
Prime Minsiter Modi meets German Chancellor
Our strategic partnership is based on democratic values and commitment to an open, inclusive and rules-based global order. In Berlin Modi will hold bilateral meetings with Chancellor Angela Merkel and German President Frank-Walter Steinmeier.
Warriors favored over LeBron and Cavaliers in the finals
Unfortunately, this narrows the betting opportunities by quite a lot, but we still have the over/under market to make a profit. James zipped right by Jordan's 5,987 career playoff points Thursday in Game 5 of the Eastern Conference finals .
After UK, Egypt attacks, Libya seen as militants' haven
Egypt's Copts, the Middle East's largest Christian community, account for about 10 percent of the country's 93 million people. Samuel the Confessor monastery in Maghagha, about 220 kilometers (140 miles) south of Cairo .
'WannaCry' ransomware attack: What we know
It's a process that's entirely manual and contains a serious flaw: The hackers have no way to prove who paid off the ransom. Here are six things to know about the cyber attack known as "WannaCry" to hit the world.
Aussies in PGA contention at Colonial
Another Spaniard John Rahm is playing the tournament for the first time as twelve months ago he was still playing collegiate golf. Jordan Spieth is our defending champion , as he rode his unbelievable short game to a three-stroke victory over Harris English.
Younes: Ajax will not hide against United
So we are taking it very seriously and are focused on trying to win. "But there is a shadow hanging over this final". Bosz's youthful charges will also benefit from the experience of some of Ajax's 1995 Champions League-winning side.
More than 25K child car seats at risk in crashes
Graco has said customers will be notified of the recall and dealers will provide consumers with a free replacement harness. Buckles can get gummed up by food and drinks, and that could make it hard to remove children.
NFL shortens overtime to 10 minutes
The player must be on IR for at least six weeks and they can return to games after sitting out eight weeks. The NFL's goal is to make celebration penalties more consistent without disrupting the flow of the game.
Computer Safety Tips as Cyber Attacks Continue
Ransomware is a term that we will be hearing more about, and 2017 will go down as the year with the highest number of attacks. The virus took control of users' files and demanded $300 payments to restore access, the BBC report said.