The Islamic State group announced on Thursday the death of its leader Abu al-Hussein al-Husseini al-Qurashi, who it said was killed in clashes in northwestern Syria.

The leader “was killed after direct clashes” with jihadist group Hayat Tahrir al-Sham in Idlib province, an IS spokesman said in a recorded message on its channels on the Telegram messaging app, without specifying when he was killed.