> With such a broad law, the second jury didn't have much of a choice, and it convicted him
The jury always has a choice: http://en.wikipedia.org/wiki/Jury_nullification
The jury always has a choice: http://en.wikipedia.org/wiki/Jury_nullification
On the other hand, it can be seen as a check on the balance of the executive police powers (specifically, the enforcement powers), which are not otherwise subject to political control.