By James Agberebi:
Football stars past and present as well as football clubs have expressed sadness following the terror attack which occurred in Manchester on Monday night.
Also sending their condolenses to the families of those who lost their lives were Manchester United, Manchester City and Ajax.
At least 22 people – including children – were killed and 59 more injured after a suicide bomber attacked American pop star Ariana Grande's concert at the Manchester Arena.
According to reports, the bomb went off just after the end of the concert.
Reacting to the sad news, Manchester United captain, Wayne Rooney took to his Twitter handle to mourn the deaths.
"Devastating news this morning. Thoughts and prayers are with all those affected," Rooney tweeted.
Real Madrid and Wales forward Gareth Bale sent his best wishes to the affected.
Bale tweeted: "Truly awful news to wake up too!! Thoughts are with all affected in Manchester."
England legend Gary Lineker stated on his handle: "Truly awful news from the great city of Manchester. Thoughts are with all those affected."
Legendary Manchester United and England defender Rio Ferdinand wrote: "My thoughts and prayers are with all the families and friends affected by last nights attack in Manchester!"
Nigerian midfielder Hope Akpan wrote: "Waking up to the news in Manchester. Very sad. Cuts deep when it's so close to home. Young kids as well. Prayers for the affected families."
Europa League final campaigners Manchester United tweeted on their handle: "We are deeply shocked by last night’s terrible events at the Manchester Arena. Our thoughts and prayers go out to all those affected."
United's city rivals Manchester City commented on the incident: "It's with great sadness we hear of the terrible events at the Arena. Our hearts go out to all affected and to our city's emergency services.
Ajax who will face United in Wednesday's Europa League final also wrote: "From Amsterdam with love to Manchester. Our thoughts are with the victims and the loved ones of those affected."
Arsenal, Liverpool and several other clubs also expressed their condolences via Twitter.