That sounds like a good plan, but we know none of the cities with liberal mayors are going to provide protection.
Some states are already ordering recruiters to carry arms.
http://www.infowars.com/at-least-six-u-s-states-move-to-arm-national-guard-offices/
Maybe Obama and all his gun control cronies would like to first get rid of their groups of armed guards that surround them 24/7...