Er in fact it was put to me as as an option by Superintendent that this could be, if this could be done er at the time er if I recall one of the reasons erm that we weren't able to do it in such a way was that there are numerous exits to the block of flats and each exit would have had to be covered by at least two armed officers we only only had in the region of twenty five officers available to us at that time in the police who were authorised to be armed and to maintain such a surveillance, erm not only would be very costly in the terms of the number of officers.
