The Interior Ministry today disclosed details of two most recent ISIS (DAESH) terror organization operations in the Kingdom, one was carried yesterday by a terrorist who blew himself up a big group of worshippers in a mosque at Al-Gudayh village in Qatif Province in the Eastern Region, killing 21 and injuring 101 and the other was executed by a five-member terror cell, killing a commander of a patrol while on duty south of Riyadh 16 days ago. The ministry's spokesman said the executor of the first crime was Saleh bin Abdulrahman Al-Qashaami, a Saudi, who was wanted for being active member of an ISIS-affiliated terror cell since one year ago with 26 of its members, all Saudis, arrested so far. The lab tests revealed that the material used in the explosion is RDX, the spokesman said. On the other hand, the spokesman went on to say that, a five-member terror cell managed to kill the head of the facilities security department patrol Private Majed Ayedh Al-Ghamdi, and mutilate his body by setting it to fire. They are Abdulmalik Fahd Abdulrahman Al-Baadi; Mohammed Khalid Saud Al-Osaimi; Abdullah Saad Abdullah Al-Shinaiber; Mohammed Abdulrahman Tweirish Al-Tuwairesh; and Mohammed Abdullah Mohammed Al-Khamees, the spokesman said, adding that two Kalashnikov rifles, which were used in the attack and another three rifles with 14 magazines, nine pistols, 12 relevant magazines, bayonet weapons, 230 kg of aluminum nitrate and potassium nitrate and pamphlets were confiscated from a farm in Al-Gasab province used by the terror cell as an apparatus.