joining me for more on this is nick garnet in southport. nick, good to speak to you. you've been there all afternoon. what more can you tell us now that we know a bit more about the victims and what has happened? this was a dance class being run at the beginning of the summer school holidays. they started at the end of last week but this was the first full week there was a dance in yoga class, they were listening to songs by taylor swift and dancing to them. it was a fully booked event, it would be, wouldn't it? as the children were there somebody came into the building and carried out the attack. in total to young children have been killed. nine others have been injured, six of them critically injured and two of those are in critical condition. they were treated and taken by air ambulance, by helicopter to specialist children's hospital in northwest england. and across the region as well. nothing could be done to save the lives of two of the children involved. shortly after that took place a 17—year—old who was from cardiff in wales, who lived nearby was arrested and