no doing something in somewhere like streatham something in somewhere like streatha m ta kes somethingsomewhere like streatham takes a while because it is not a high—profile target that they would naturally be guarding. but they aim to get it any sort of incident like this in a matter of minutes, and it appears that they have been able to come up whether they were called in by the collea g u es they were called in by the colleagues who are already there or not. still waiting for clarity on that. we are now getting the pieces of the jigsaw puzzle slowly coming together. we are getting confirmation that a man shot by police in an instant described as a terrorist incident this afternoon — breaking news from police — is confirmed to be under active police surveillance. that effectively changes some of the information. we now know by police officers were there, we certainly know why they we re there, we certainly know why they were up to respond so quickly. let's talk to duncan kennedy who was at the scene now. i will see a lot quieter there this evening, you've been there for most of the a