[nickff]

In some states, the issue is not the private prison lobby, it is the prison guard lobby, which can be quite strong, as they may have a near monopoly on the provision of such services.[1][2]

[1] http://en.wikipedia.org/wiki/California_Correctional_Peace_O...

[2] http://kalwnews.org/audio/2011/07/19/just-how-powerful-calif...