Given his previously untouchable status, the arrest and potential prosecution of former Philippine President Rodrigo Duterte by the International Criminal Court (ICC) is a surprising development.

The Philippines Senate probes Duterte's ICC arrest, examining due process and legal rights amid rising political tensions.- Watch Video on English Oneindia

Following a request from the International Criminal Court (ICC), the Philippines arrested former President Rodrigo Duterte due to an investigation into thousands of killings in a violent crackdown on drugs that was the hallmark of his rule.

The probe has been initiated by Imee Marcos, the sister of President Ferdinand Marcos. The Philippine Senate said on Monday that it will carry out a formal probe after ex-President Rodrigo Duterte was arrested and handed over last week to the International Criminal Court,