Islamic State group in Egypt threatens to kill Croat hostage

This image made from a militant video posted on a social media website on Wednesday, Aug. 5, 2015, which has been verified and is consistent with other AP reporting, purports to show a militant standing next to another man who... (Militant website via AP)CAIRO — An Islamic State 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 Islamic State sympathizers, shows a man wearing a yellow jumpsuit kneeling in the desert before a knife-wielding masked man…