Q: In this task, you are given a text of many news articles seperated by special token "|||||". Your task is to summarize them.
Media playback is unsupported on your device Media caption Dad of eight-year-old Lily: "I'm a bit in love with Ariana now" 
  
 US singer Ariana Grande has visited fans injured in last month's terror attack at her Manchester concert. 
  
 The star spent time with youngsters at the Royal Manchester Children's Hospital in a surprise appearance ahead of a benefit concert on Sunday. 
  
 Adam Harrison said his daughter Lily "felt like a rock star" after meeting her idol. 
  
 Meanwhile, police investigating the Manchester Arena attack, which killed 22 people, have made a further arrest. 
  
 A 24-year-old man was arrested in the Rusholme area of the city on Friday night, on suspicion of terrorism offences. 
  
 Seventeen people have been arrested in connection with the investigation and 11 men remain in custody for questioning. 
  
 Suicide bomber Salman Abedi killed 22 and injured dozens more at the gig, last month. 
  
 Grande arrived back in the UK on Friday morning ahead of the One Love concert at Old Trafford cricket ground. 
  
 Media playback is unsupported on your device Media caption Manchester concert line-up and how to watch 
  
 Stars including Justin Bieber, Katy Perry, Coldplay, Take That and Miley Cyrus will join her for the event which is raising funds for victims and their families. 
  
 Millions will be able to watch the concert, which will be broadcast live on television in more than 50 countries across five continents. 
  
 Mr Harrison, whose daughter suffered spinal injuries in the blast, said Lily was "skipping" with joy after meeting Grande. 
  
 "She is on cloud nine," he said. "She is made up. 
  
 "We were the last room on the ward to be visited and the excitement was building for Lily." 
  
 Mr Harrison attended the 22 May concert with his daughter and said he picked her up "like a rugby ball and ran for it" following the explosion. 
  
 He said Lily was set to be discharged from hospital Saturday or Sunday. 
  
 "She's now ready to go for tomorrow's concert," he added. "She feels like a rock star and has been listening to her Ariana Grande playlist and wants to go. 
  
 "After last night, she would disown me and her mum if we didn't take her." 
  
 Image copyright PA Image caption Evie Mills also met the US singer while recovering in hospital 
  
 Peter Mann, whose daughter Jaden was injured in the attack, wrote of Grande's hospital visit: "This means more to us than all the amazing things people have done this week. 
  
 "So happy she came I could burst. Never seen Jaden so happy; even cried again myself." 
  
 Another girl, 14-year-old Evie Mills from Harrogate, was visited by Grande who also spoke to nurses and staff during her time at the Manchester hospital. 
  
 Evie was one of the youngsters who met the Queen when she paid her respects on 25 May to those injured in the bombing. 
  
 Meanwhile, singer Robbie Williams struggled to sing his iconic hit Angels on stage after dedicating it to the victims and families of the Manchester attack. 
  
 The ex-Take That star, who will also perform at the One Love concert, fought back tears during a performance at the Etihad Stadium in Manchester. 
  
 Media playback is unsupported on your device Media caption Robbie Williams struggles to sing Angels on stage 
  
 Abedi blew himself up in the attack at Manchester Arena but police have made a number of arrests as investigations continue. 
  
 Along with the latest arrest, 10 men, aged between 18 and 44, remain in custody on suspicion of terrorism offences in connection with the attack. 
  
 A 15-year-old boy, a 34-year-old woman, and four men have been released without charge. ||||| Get daily updates directly to your inbox Subscribe Thank you for subscribing We have more newsletters Show me See our privacy notice Could not subscribe, try again later Invalid Email 
  
 This is the magical moment Ariana Grande paid a surprise visit to 10-year-old Jaden Farrell-Mann who was seriously injured in last week's terror attack. 
  
 The youngster, from Denton, was badly hurt in the horrific attack at Manchester Arena on May 22 - suffering fractures to both her legs and shrapnel wounds. 
  
 She has been at the Royal Manchester Children's Hospital where she has undergone two operations. 
  
 On Friday night the global superstar surprised Jaden and the other youngsters at the hospital as they were tucked up in bed. 
  
 She brought the children presents and signed their T-shirts. 
  
 Jaden's mum Sharon said her daughter was absolutely amazed. 
  
 She added: "Jaden was just sat there watching TV and she walked in. She was absolutely amazed! It was a complete surprise. 
  
 "She'd met Prince William earlier today and then Ariana walked in. 
  
 "She has a big smile anyway but it got even bigger, Ariana gave her a hug and a kiss, she was in awe. 
  
 "It was absolutely fantastic to see, she was so happy." 
  
 Ariana is back in Manchester to perform a huge benefit concert following the horrific terrorist attack at her Arena show which saw 22 people lose their lives. 
  
 Ariana, 23, will headline the show at the Emirates Old Trafford this Sunday, which aims to raise millions for those injured and bereaved by the suicide bomb with a line-up including Coldplay, Justin Bieber, Katy Perry, Miley Cyrus, One Direction star Niall Horan, Take That and Usher. 
  
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 The Black Eyed Peas, Little Mix and Robbie Williams have also joined the line-up. 
  
 The singer previously said the atrocity in Manchester has left her ‘broken’. 
  
 But she vowed to return to the “incredibly brave” city of Manchester to play a benefit concert for the victims of the arena attack. ||||| Focused crawls are collections of frequently-updated webcrawl data from narrow (as opposed to broad or wide) web crawls, often focused on a single domain or subdomain. ||||| Ariana Grande met families of those who died in the terror attack on her show at the Manchester Arena when she returned to the city ahead of Sunday's tribute concert. 
  
 The US pop star met some of those who lost loved ones at an undisclosed location on Friday, including the mother of Martyn Hett, 29, and 19-year-old Courtney Boyle. 
  
 Martyn's brother Dan tweeted a photo of his family with the 23-year-old star. 
  
 He said: "Endless respect to Ariana Grande for coming back to our city and meeting my family and so many others." 
  
 The singer had earlier surprised youngsters injured in the attack by visiting them in hospital 
  
 She sat at the bedside of children at the Royal Manchester Children's Hospital who are still recovering from the suicide bombing, which killed 22 people. 
  
 Grande had arrived into the UK at Stansted Airport on Friday ahead of the tribute gig for the victims on Sunday. |||||
A:
Pop star Ariana Grande stunned young fans when she popped into Royal Manchester Children's Hospital to say hello on Friday, the Telegraph reports. The surprise visit, ahead of Grande's benefit concert Sunday, cheered kids recovering from injuries from the May 22 suicide bombing at Manchester Arena. Social media pics show children beaming and hugging the singer, who handed out gifts and signed T-shirts, per the Manchester Evening News. "I got to meet my queen today love you @ArianaGrande xxxxxx," Jaden Farrell-Mann tweeted. The 10-year-old has had two operations for leg fractures and shrapnel wounds. Her mother says Jaden was watching TV when Grande came in: "She was absolutely amazed! It was a complete surprise." Earlier, a star-struck Jaden met Prince William. "This means more to us than all the amazing things people have done this week," her dad tells the Telegraph. Lily Harrison, 8, "felt like a rock star" after meeting Grande, says her dad, who confesses to the BBC that "I'm a bit in love with Ariana now." Grande, 23, who said the attack left her "broken," will perform Sunday in the "One Love" tribute concert to aid the victims, joined by Justin Bieber, Katy Perry, Miley Cyrus, and Take That, among others. Meanwhile, police arrested a 24-year-old man in the Manchester area Friday night in connection with the attack that killed 22 at the close of Grande's gig, per the BBC. So far, 17 people have been arrested and 11 remain in custody to be questioned. (A "possible terrorist threat" shut down a German music festival on Friday.)