Just as ISIS announce that their followers must attack Shia targets, a Mosque in Al-Ahsa , in the Eastern area of Saudi Arabia has been attacked by a suicide bomber and gunmen.

Saudi mosque attack Mahasen
The attack took place at the Imam Rida Mosque in the town of Mahasen, there are reports from Al Arabiya news network that at least 3 people have been killed. There is a tense situation in Saudi Arabia as the Salafi kingdom wrestles with ISIS sympathizers who are determined to kill Shia Muslims.
The most recent ISIS magazine, Dabiq issue 13, has further clarified the position of the Salafi movement that all shia are to be executed.