.....the security agencies and the organisers of the concert need to be tackled seriously....a young person has died for no reason whatsoever.It can happen in USA....it can happen anywhere....people need to live and love .....young people all the more so for they ARE the life we all talk about.Caution needs to become our 24x7 concern in whatever place and situation we are.....too many guns and weapons everywhere....and small-time inflated egos and misunderstandings here and there as ammos for nuts !!