After the police arrived, which means it can't be used as justification of bringing the helicopter on the raid. Unless they deployed it after he activated the system and there was enough time for it to arrive.
:When they arrested him, he was sitting just next to a shotgun:
Again actions they discover during the raid exclude it as a possible justification for the level of force predetermined.
It's not like they showed up with 2 friendly officers and things went bad forcing them to call in reinforcements. They brought the whole team from the get-go.
After the police arrived, which means it can't be used as justification of bringing the helicopter on the raid. Unless they deployed it after he activated the system and there was enough time for it to arrive.
:When they arrested him, he was sitting just next to a shotgun:
Again actions they discover during the raid exclude it as a possible justification for the level of force predetermined.
It's not like they showed up with 2 friendly officers and things went bad forcing them to call in reinforcements. They brought the whole team from the get-go.