LONDON, ENGLAND - MAY 23: British Prime Minister Theresa May makes a statement in Downing Street after chairing a COBRA meeting on May 23, 2017 in London, England. 22 people, including children have been killed and 59 injured in an explosion during a concert at Manchester Arena last night. Greater Manchester Police are treating the incident as a terror attack and say that the attacker died in the explosion.(Photo by Jack Taylor/Getty Images)
