Regarding what was known by Saint Mickey and not known by the officer:
http://www.lawofficer.com/article/lifeline-training/open-letter-captain-ronald-s-j
Appropriate to consider when we hear those that should know better say we should not consider the robbery as part of what happened a short while later.
It is good to read an authoritative and well written article confirming something that what most of us know through simple common sense.