A loud bang was heard in Manchester Arena on Mary 22, sparking panic and forcing an evacuation. Police confirmed an explosion at the venue and reported at least 19 deaths and around 50 injuries.
American pop singer Ariana Grande had just finished performing in the arena at the time. She and her entourage were safe, according to the main support act, Bia.
The bang can be heard in this footage, which also shows concertgoers beginning to panic.