Communist Sison (Duterte’s former political science professor), is already pushing Duterte

I believe a great deal of Duterte’s success/failure as President (and I continue to predict likely failure) depends on Duterte holding off the communists and trying to be a democratic socialist and not a real socialist/communist.

http://newsinfo.inquirer.net/785670/duterte-spokesman-left-keeps-making-mistakes-and-fails-to-learn-from-them