"the Saudi arabian authorities have arrested 13 people suspected of preparing to terrorrelaterad crime in the country, reports the state news agency SPA, with reference to a source in the security agencies."
"the Data comes the day after an attack was carried out against a facility by the security services in the province of Zulfi, northwest of the capital Riyadh. According to the SPA was the property of four men, who were all saudi nationals. They were killed in the attack while three saudi police officers were injured. Terrorrörelsen ICE took on the event."
"It is unclear where the 13 suspects arrested more exact, or if the arrests are linked to Sunday's attack."