MANCHESTER, ENGLAND - Police and fans close to the Manchester Arena on May 23, 2017 in Manchester, England.  There have been reports of explosions at Manchester Arena where Ariana Grande had performed this evening.  Greater Manchester Police have have confirmed there are fatalities and warned people to stay away from the area. (Photo by Dave Thompson/Getty Images)
Dave Thompson/Getty Images
MANCHESTER, ENGLAND - Police and fans close to the Manchester Arena on May 23, 2017 in Manchester, England. There have been reports of explosions at Manchester Arena where Ariana Grande had performed this evening. Greater Manchester Police have have confirmed there are fatalities and warned people to stay away from the area. (Photo by Dave Thompson/Getty Images)
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MANCHESTER, ENGLAND - JUNE 04:  NO SALES, free for editorial use. In this handout provided by 'One Love Manchester' benefit concert Ariana Grande performs on stage on June 4, 2017 in Manchester, England. Donate at www.redcross.org.uk/love  (Photo by Getty Images/Dave Hogan for One Love Manchester)
Getty Images/Getty Images Europe/Dave Hogan for One Love Manchest
MANCHESTER, ENGLAND - JUNE 04: NO SALES, free for editorial use. In this handout provided by 'One Love Manchester' benefit concert Ariana Grande performs on stage on June 4, 2017 in Manchester, England. Donate at www.redcross.org.uk/love (Photo by Getty Images/Dave Hogan for One Love Manchester)
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Lauren Thorpe
Pop star Ariana Grande visited a fan at the hospital who was injured in last month's terror attack at her Manchester concert.
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BEVERLY HILLS, CA - OCTOBER 13:  In this handout photo provided by Jones Crow, Ariana Grande attends Tiffany & Co.'s unveiling of the newly renovated Beverly Hills store and debut of 2016 Tiffany masterpieces at Tiffany & Co. on October 13, 2016 in Beverly Hills, California.  (Photo by Handout/Getty Images)
Handout/Getty Images
BEVERLY HILLS, CA - OCTOBER 13: In this handout photo provided by Jones Crow, Ariana Grande attends Tiffany & Co.'s unveiling of the newly renovated Beverly Hills store and debut of 2016 Tiffany masterpieces at Tiffany & Co. on October 13, 2016 in Beverly Hills, California. (Photo by Handout/Getty Images)
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Police forensic officers leave the Manchester Arena as they investigate the scene of an explosion on May 23, 2017 in Manchester, England. An explosion occurred at Manchester Arena as concert goers were leaving the venue after Ariana Grande had performed. Greater Manchester Police are treating the explosion as a terrorist attack and have confirmed 22 fatalities and 59 injured.
Dave Thompson/Getty Images
Police forensic officers leave the Manchester Arena as they investigate the scene of an explosion on May 23, 2017 in Manchester, England. An explosion occurred at Manchester Arena as concert goers were leaving the venue after Ariana Grande had performed. Greater Manchester Police are treating the explosion as a terrorist attack and have confirmed 22 fatalities and 59 injured.
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MANCHESTER, ENGLAND - MAY 23:  Members of the public gather at a candlelit vigil, to honour the victims of Monday evening's terror attack, at Albert Square on May 23, 2017 in Manchester, England. Monday's explosion occurred at Manchester Arena as concert goers were leaving the venue after Ariana Grande had just finished performing. Greater Manchester Police are treating the explosion as a terrorist attack and have confirmed 22 fatalities and 59 injured.  (Photo by Leon Neal/Getty Images)
Getty Images
MANCHESTER, ENGLAND - MAY 23: Members of the public gather at a candlelit vigil, to honour the victims of Monday evening's terror attack, at Albert Square on May 23, 2017 in Manchester, England. Monday's explosion occurred at Manchester Arena as concert goers were leaving the venue after Ariana Grande had just finished performing. Greater Manchester Police are treating the explosion as a terrorist attack and have confirmed 22 fatalities and 59 injured. (Photo by Leon Neal/Getty Images)
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Manchester Arena incident. Emergency services at Manchester Arena after reports of an explosion at the venue during an Ariana Grande gig. Picture date: Tuesday May 23, 2017. See PA story POLICE Explosion. Photo credit should read: Peter Byrne/PA Wire URN:31415965
Peter Byrne/PA Wire/AP
Manchester Arena incident. Emergency services at Manchester Arena after reports of an explosion at the venue during an Ariana Grande gig. Picture date: Tuesday May 23, 2017. See PA story POLICE Explosion. Photo credit should read: Peter Byrne/PA Wire URN:31415965
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Family photo/Family photo/Family photo
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A woman looks emotional as she looks at flowers left in St Ann Square on Tuesday, May 23, 2017 in Manchester,England. At least 22 people were killed in a suicide bombing at a pop concert packed with children in the northern English city of Manchester, in the worst terror incident on British soil since the London bombings of 2005.
Jeff J Mitchell/Getty Images
A woman looks emotional as she looks at flowers left in St Ann Square on Tuesday, May 23, 2017 in Manchester,England. At least 22 people were killed in a suicide bombing at a pop concert packed with children in the northern English city of Manchester, in the worst terror incident on British soil since the London bombings of 2005.
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explosion dashcam video sg mobile orig_00000416.jpg
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(CNN) —  

At least 22 people were killed in a terror attack at an Ariana Grande concert in Manchester, England on Monday night. Get live updates below.