Damage inside a mosque used by members of a local security force is pictured in Abha, southwest Saudi Arabia August 6, 2015. A suicide bomber killed at least 15 people in an attack on a mosque used by members of a local security force in southwest Saudi Arabia on Thursday, the interior ministry said, an assault that an online statement said was carried out by Islamic State. The attacker struck as men were praying in the mosque in the headquarters of the Special Emergency Force in Abha, the capital of Asir province, a ministry spokesman told state news agency SPA. REUTERS/Saudi Press Agency/HandoutATTENTION EDITORS – THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS. REUTERS IS UNABLE TO INDEPENDENTLY VERIFY THE AUTHENTICITY, CONTENT, LOCATION OR DATE OF THIS IMAGE. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. NO SALES. NO ARCHIVES