The local PD uses a raid van, similar to that. Their team is decentralized, so officers leave their assignment (as they can; sometimes, they have to await relief) and take their place on the emergency response team (their version of SWAT).
Those raid vans seem to be fairly noticable, so long as you know what to look for...
Those raid vans seem to be fairly noticable, so long as you know what to look for...