So I guess you are saying that over 1900 Police Chiefs, Sherrifs and County Prosecuters are stupid for advocating to renew and strengthen the federal Assault Weapons Ban.
Not stupid. But...
I suspect that law enforcement officers are not all that enamored with how the courts interpret the first, fourth and fifth amendments either. I'm sure that the police have some good reasons for wanting fewer guns on the street, but we cannot always rely on their good intentions as reasons to accept diminshing our rights.
Under a government which imprisons any unjustly, the true place for a just man is also in prison. Thoreau: Civil Disobedience (1846)
The apathy of the people is enough to make every statue leap from its pedestal and hasten the resurrection of the dead. William Lloyd Garrison