They need to look no farther than the Honduran military action that ousted Zelaya who decided to change the Honduran constitution to do away with term limits for president.
If Obama wins a second term, we will be there in four years. It would also be prudent in my estimation, to prepare for Obama stealing the election. He will not recognize the results if he loses in the electoral college. Yes I know it is only a DINO/RINO shell game, but the handlers are losing control of their Marxist puppet.