U.K. police announced Monday that the weekend performances by rap punk duo Bob Vylan and Irish-language band Kneecap at the Glastonbury Festival are subject to a criminal investigation after they led crowds in chants calling for “death” to the Israeli military and chants of “Free Palestine.

British police on Monday launched a criminal investigation into musician Bob Vylan and Irish rap band Kneecap's performances at Glastonbury music festival after they led derogatory chanting about the Israeli military and Prime Minister Keir Starmer.

But it’s little-known rap-punk duo Bob Vylan attracting politicians’ ire — and a police probe — after leading a chant calling for “death” to the Israeli military. This isn’t the first time politics has collided with pop at the festival.