Generate a headline for the following text: \nK﻿ungiyar masu iƙirarin jihadi ta IS ta sanar da rasuwar shugabanta, Abu al-Hassan al-Hashemi al-Qurayshi. W﻿ani saƙon murya na kakakin ƙungiyar ya ce an kashe shi ne lokacin yana fada da wadanda ya kira "makiya ubangiji", amma kuma bai yi wani karin bayani ba. A﻿ watan Maris ya zama shugaba bayan da tsohon shugaban ya kashe kansa a lokacin da dakarun Amurka suka kai masa hari a arewa maso yammacin Syria. K﻿akakin ya ce sabon shugaban shi ne Abu al-Hussein al-Husseini al-Qurayshi amma ba a bayyana kasar da ya fito ba. S﻿ai dai ya bayyana Abu al-Hussein a matsayin gogaggen dan jihadi sa'annan ya bukaci 'yan kungiyar su yi masa mubaya'a. A﻿ wani sako a shafin Telegram ƙungiyar al-Qaeda ta ce an dade da kashe shugaban na IS. A﻿na tunanin cewa kungiyar IS na da mayaka tsakanin 6,000 zuwa 10,000 a kasashen Iraƙi da Syria. M﻿ajalisar Ɗinkin duniya ta ce ƙungiyar na da mabiya sosai a ƙasashen Afghanistan da Somalia da kuma tafkin Chadi.
Sure, here's a headline for the given text - I﻿SIS ta sanar da kashe shugabanta tare da naɗa wani sabo