ALBAWABA - Via a post on Telegram, ISIS claimed responsibility for the attack on a Shiite mosque in Wadi al-Kabir district, Muscat, which killed 9 people and more than 30 people injured. ISIS claimed responsibility for the attack, saying that three of its members were behind the shootings, which targeted "Shiites practicing their annual rituals" during the sacred mourning season of Ashura. ISIS' media channel, Aamaq, stated on Telegram that ...