Islamic State Claims Responsibility for Deadly Islamabad Mosque Blast, 31 Killed

• Islamic State (IS) claimed responsibility for a suicide blast at a Shiite mosque in Islamabad, killing 31 and injuring 169.
• The attack occurred on Friday during prayers at the Imam Bargah Qasr-e-Khadijatul Kubra mosque in Tarlai area.
• A security source stated the attacker was stopped at the gate before detonating an explosive vest.
• Pakistan's PM Shehbaz Sharif vowed a tough response, while Deputy PM Ishaq Dar condemned it as a "heinous crime."
• This is the deadliest attack in Pakistan's capital since the 2008 Marriott hotel bombing.