Comment of Prof. Jose Maria Sison: Several times, Duterte is a traitor to the Filipino people. He surrenders to China Filipino sovereign rights and maritime rights in the West Philippine Sea. At the same time, he allows US facilities and forces to stay on Philippine soil to help him kill the Filipino revolutionaries.
https://www.msn.com/en-ph/money/topstories/duterte-chinese-bases-on-disputed-sea-were-built-as-shield-from-possible-us-attack/ar-BBJla0W?ocid=ientp&utm_content=buffer88978&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer