Politicians, and others to condemn the perpetrators and declare the terrorist will not win. We have been here before and we need to say this again does not make it any less true. Now, bloombergs executive editor. What have we learned so far . Most likely a suicide perpetrator. Gle the police are keeping details to themselves. We dont know if the attacker acted alone. No one has claimed responsibility. It was interesting to note theresa may condemned the attacker and the ideology behind it. That is pointing in a particular direction in terms of motivations behind it. Bit, but, we know a there is more we need to find out. Jon who radicalize them, who trained them, who funded them. A 23yearold male has been arrested in south manchester. It is related to the attack. Is it too early to assume this was part of a wider group of individuals . John you never know. Small cell. Ty the key question is, was this a lone wolf attacker or two lone wolves . Was it part of a tightly organized campaign,