British police said two further arrests have been made in connection with the deadly attack outside parliament in London and police are trying to establish if he acted on his own or others had directed him to do so.
Another man, 58, was also arrested Friday morning at another address in Birmingham, and held on the same charge.
London police said that among those injured, two remain in critical condition in hospitals, one of them with life-threatening injuries.
Metropolitan Police Acting Deputy Commissioner Mark Rowley told journalists late on Wednesday that five people, including the attacker, died as a result of the terror act.
Details are gradually emerging about Masood, who was shot dead by a police firearms officer after he rammed a vehicle into pedestrians on Westminster Bridge and stabbed an unarmed police officer outside parliament.
New details emerged Friday about the British-born man who mowed down pedestrians in the heart of London and then stabbed a police officer to death outside the Houses of Parliament.
London's Metropolitan Police would not confirm the newspaper's report that investigators went to the hotel following the attack after finding a receipt in the hire auto.
Police named him as Khalid Masood, 52, and said he had numerous convictions for violent offences but none terrorism-related.
"We never thought anything of him", he said.
"Our working assumption is that he was inspired by global terrorism", said Rowley of London's Metropolitan Police.
The death toll in Wednesday's terrorist attack near the U.K. Parliament has risen, after a 75-year-old man died of his injuries.
Pregnant Serena Williams taking a year off tennis
Montano made the Olympic team ahead of the games in Rio de Janeiro last summer (although she failed to medal). The women's Tour is wide open, with seven of the past nine women's singles majors champions out of the game.
Thunder: Robertson to attend Thunder regular-season finale
They are battling with the Utah Jazz for home court in that series, so LA should be playing their stars on Wednesday evening. Russell Westbrook has had a phenomenal season, granted, but he does not deserve the NBA MVP award for the 2016-2017 season.
But the 52-year-old was not under investigation when he sped across Westminster Bridge on Wednesday, plowing down pedestrians with a hired auto before running into the parliamentary grounds and fatally stabbing an unarmed policeman.
The Saudi Arabian embassy in London said Masood worked in the country, home to some of the most virulent Islamic extremism, for several years, raising the possibility he was radicalised overseas.
"As a result of their co-operation and our enquiries, we are completely satisfied that they are not connected in any way to the terrorist attack in Westminster on Wednesday", he said.
Retiree Wendy Scott was among the hundreds of people who came to Trafalgar Square to express her solidarity with victims of the attack.
He also revealed that the full birth name of the attacker - who used many aliases - was Adrian Russell Ajao. "He may also be known by a number of other names".
Police raided the room at the Preston Park Hotel in Brighton after the attack, searching for clues about Masood.
People lit candles for those killed and wounded and one woman painted the word "freedom" on her forehead. "The attack in London this week has again demonstrated the importance of worldwide efforts to confront and eradicate terrorism", the Saudi Arabian embassy said.
The terror ISIS group claimed that one of its "soldiers" carried out the attack, the worst in Britain since the July 2005 bombings which left 52 people dead.
The number of armed officers remains at almost double strength in London in the wake of the attack, Rowley said, while extra police officers are also on patrol elsewhere in the UK.
"From the face, from the beard - that is 100 percent him, " she said.
In one terrific sequence, Hannah tries to force Grover to latch and gets frustrated to the point of cursing in the baby's face. The idea that friendships are more constant and less fraught than lovers and parents was not the show's big answer .
Well, his lawyer is now arguing in court that Jones is simply "playing a character" just like "a performance artist". Here's an example, a video from March 28, of Jones titled, "Democrats Admit They Are Planning To Kill Trump.
Tillerson has said that he would recuse himself from Russia-related matters for two years as Secretary of State. The newspaper said Exxon has been seeking permission to work with Rosneft in areas banned by USA sanctions.
Once they have added the account, whenever they sign in somewhere new, they will receive a notification on their phone. Microsoft promises to bring Wunderlist's most-loved features to To-Do in the long run.
They found around 0.5% of women from the 1995 group tested positive for HPV 16/18, compared with 21.4% of women born before 1990. The prevalence of any oral HPV among adults 18-69 years old was 7.3% and high-risk oral HPV was 4% during the four-year period.
Sharks are common in Australian waters, but fatal shark attacks have been rare over the past few decades. The girl was surfing with her father when she was attacked off Esperance in Western Australia state.
Clapping could be heard from the TD Garden locker room, where Boston players were tuned in after their win on Monday. Against the Heat they took a 91-80 lead into the fourth, but Miami stormed back to force overtime and claim the win.
The Falcons held a 28-3 lead before collapsing to lose in the most historic comeback in Super Bowl history. Since that night, the Packers are 2-2 against Seattle, including a loss in the 2015 NFC Championship game.
The calf's father, Oliver, who watched the birth from an adjacent pen, is a first-time father at the age of 5. The staff at the Animal Adventure Park are excited for the new addition to their zoo family.
Pence says Trump to attend Asian summit in Nov
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US Supreme Court Denies Arkansas Request to Begin Executions
Bruce Ward and Don Davis had originally been the first of eight Arkansas inmates scheduled to die within 11 days of each other. Lawyers for Davis and Ward argue the two did not have adequate access to independent mental health experts at trial.
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Kim Il Sung died in 1994 at the age of 82, after leading his country from its establishment in 1948 until his death. Pacific Command said the missile "blew up nearly immediately", adding the type of missile was being analysed.
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Ronaldo hat trick puts Madrid into Champions League semis
Bayern saw midfielder Arturo Vidal sent off for what looked a harsh second caution to go into extra time with just 10 men. Bayern coach Carlo Ancelotti said that " Lewandowski is OK - he trained yesterday with everyone and is fine".
Ben Affleck and Jennifer Garner are getting a divorce
Ben Affleck arrives at the European premiere of "Live by Night" at the British Film Institute in London January 11, 2017. Sporting a thick gray beard, Ben was seen buying his daughter Violet an ice cream cone at a posh ice cream shop.
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Ibrahimovic inspiration keeps Man United in top-four race
United, who are fifth in the Premier League, host Chelsea on Sunday and last won a league game against the leaders in 2012. Leicester, who visit Atletico Madrid on Wednesday in the first leg of their Champions League quarter-final, remain 11th.
Pittsburgh Steelers chairman Dan Rooney dies at 84
Rooney had always been a supporter of Ireland, raising millions to support cultural and education efforts in the country. Tributes began across social media and other places soon after Rooney's death was announced.