A new ISIS video shows a man wearing a yellow jumpsuit kneeling in the desert before a knife-wielding masked man in military fatigues. Photo: Screenshot.

An Islamic State of Iraq and Syria affiliate released a video Wednesday threatening to kill a Croatian hostage if Egyptian authorities do not release “Muslim women” held in prison within 48 hours, a day before the country plans to unveil a highly promoted new extension of the Suez Canal.

The video, circulated on social media by ISIS sympathizers, shows a man wearing a yellow jumpsuit kneeling in the desert before a knife-wielding masked man in military fatigues. A black Islamic flag often used by the extremists flutters next to him. The video identifies itself as coming from the media arm of the ISIS affiliate in Egypt’s lawless Sinai Peninsula.

Read full story at Al Arabiya.