London: According to the information given by the British police, several people lost their lives in two apparent explosions at Manchester Arena following a concert by American singer Ariana Grande.
Local law enforcement authorities reportedly told NBC News that at least 20 people had been killed.
According to security forces in the northern English city, the area has been evacuated while authorities investigate the blasts, Efe news reported.
A number of the concert-goers uploaded videos to the social networks showing people fleeing the area and screaming after the blasts, which occurred about 10.40 p.m. (local time).
Emergency services and numerous ambulances were dispatched to the stadium area, where some 20,000 people were on hand to see Grande perform.