A plane taking former Philippine leader Rodrigo Duterte to the International Criminal Court over murder charges was headed for Rotterdam on Wednesday in a move hailed by families of victims of his "war on drugs" as giving them hope for justice.

An analyst explains that there are several firsts with the ICC arrest of the Philippines' Duterte:::: The Hague, Netherlands:: Iva Vukusic, Assistant Professor of International History, Utrecht University:: "This is the first case I think that is going to deal with a situation that is not from sort of war or election-related violence.