Pep Guardiola's wife and two daughters attended Monday's Ariana Grande concert in Manchester, which was the target of a terrorist attack that killed 22 deaths and wounded another 59 people.

Guardiola sent his condolences via Twitter.

"Shocked. Can't believe what happened last night. My deepest condolences to the families and friends of the victims.," wrote Guardiola.

Guardiola just completed his first season with Manchester City.