Actually, pretty close to the truth. The second most powerful party in Mexico is the Communist party. They would be running things if the USA hadn't lent support to the current regime. It may not be a happy relationship, however considering the alterative...
So if things should suddenly go downhill, you've probably named the next likely scenario.
Thanks - I grew up on the SoAz border, so I may be numb to larger issues of the Mexican eletorate - such as it is.
THat they lean Left is no surprise, that the rich have allowed it to get so out of hand is a surprise.
One must wonder I supose, how much Russian (since the old CCCP is gone) money is fueling the problems....