“Among 20 terrorist episodes in Saudi Arabia since late 2014, the killing of Sergeant Rashidi was the third in which citizens had secretly joined the Islamic State and killed relatives in the security services. In each case, they justified their acts by saying Saudi Arabia practiced a corrupted version of the faith, a charge aimed at a kingdom that holds itself up as the only true Islamic state.”
Source: ISIS Turns Saudis Against the Kingdom, and Families Against Their Own – The New York Times