Philippine Senator Ronald dela Rosa's evasion of an International Criminal Court arrest warrant has turned the Senate into a focal point for a legal and political showdown over potential extradition.

A clip of Senator Ronald “Bato” dela Rosa running through the Senate halls to evade an International Criminal Court arrest warrant has become one of the most startling images in recent Philippine politics. By Tuesday, the former national police chief was still inside the Senate under protective custody, turning the chamber into the centre of a legal and political stand-off over whether one of former president Rodrigo Duterte’s closest allies could be handed over to The Hague. But Monday’s chase....