law-enforcement personel have the responsibility to enforce all laws currently in use.
Not only is this wrong, it's a practical impossibility. If the U.S. or any political subdivision thereof tried to enforce every law on the books, it would have to devote virtually every resource in that body to the effort.
Law enforcement, whether you are talking about the police or the prosecutors, has limited resources. Thus, one of the policy decisions that the heads of the various branches of law enforcement has to make is how to use those limited resources. At any given time, some laws are enforced more vigorously than others, and some are even ignored.
Those who would sacrifice an essential liberty for a temporary security will lose both, and deserve neither. -- Benjamin Franklin
We see monsters where science shows us windmills. -- Phat
™ Version 4.2
