At least 21 killed as Isis-linked militants rampage through Philippines city

Militants linked to Islamic State swept through a southern Philippine city, beheading a police chief, burning buildings, seizing a Roman Catholic priest and his worshippers and raising the black flag of Isis, regional authorities have said....
https://www.theguardian.com/world/2017/may/24/isis-linked-militants-kill-police-chief-and-take-hostages-in-philippines