On 15 June 1996, the Provisional Irish Republican Army detonated a 1,500-kilogram lorry bomb on Corporation Street in the centre of Manchester, England. It was the biggest bomb detonated in Great Britain since the Second World War. Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers. This empowers people to learn from each other and to better understand the world. On 22 May 2017, Salman Abedi killed 22 people after an Ariana Grande concert attheManchester Arena.A public inquiry has found "more should have been done" ... File photo dated 22/05/17 of the scene close to the Manchester Arena after the terror attack at an Ariana Grande concert. Hashem Abedi, brother of the Manchester Arena bomber Salman Abedi, has been found guilty of murder over the bombing that killed 22 people. Claire Booth was put in the impossible position of having to decide whether to care for her sister or her daughter after the Manchester Arena attack. She understandably chose to look after her 12-year-old daughter, Hollie, but the decision still haunts her. On May 22, 2017, a tragic event unfolded which saw concert goers in Manchester the target of a vicious terrorist bombing. A brand new ITV documentary airs this week, starting on Monday, April 11. McCoy told herself it could not be a bomb. The pall of white smoke made her think it was a firework released after the final song, a last pyrotechnic from the spectacular stage show. “I thought a bomb would look different, sound different,” she said.