Members of the British rap punk duo Bob Vylan had their visas revoked by the US and are under investigation by local police after leading a crowd to chant “death” to Israel’s military at a UK music festival this past weekend.

British police launched a criminal investigation Monday into a televised performance at the Glastonbury Festival by rap punk duo Bob Vylan, who drew intense criticism after they led crowds of music fans in chanting “death” to the Israeli military.

The State Department revoked the visas of the British punk-rap duo that led a chant of “death to the IDF” at a popular music festival in England.