the lessons of 9/11 were remembered here, and they were implemented and the equipment was put in place and the training was put in place and the coordination was put in place, and we saw that from the police, the fire, from the emergency medical technicians, the medical community, and from individual citizens like joe. >> but do we have some follow-up, to stick with you, we have heard from mike mccaul, house hopeland security chairman, who said this past week we found that several flags and warnings were missed. this is particularly about tamerlan tsarnaev who is here, becomes radicalized at some point, and then travels overseas back to russia and then comes back. >> this is the report which was issued yesterday, the unclassified report from the four inspectors general of the intelligence agencies, and it is clear that there were red flags that should have been raised, that tsarnaev was, in fact,