Information Spokesman for Police in the Eastern region stated that at half past nine o'clock on Sunday morning 21/4/1437 AH corresponding to 31/01/2016 AD and while a security patrol was guarding a money transfer vehicle in Seihat city of Qatif governorate, the patrol was exposed to a heavy fire from unidentified gunmen, which resulted in the martyrdom of its commander Major Sergeant/ Shuja'a Ali Al-Shammari and his comrade Assistant Sergeant / Othman Shayem Al-Rashidi. The competent police authorities in Qatif governorate have started criminal investigation measures on this terrorist crime and the incident is still under a security follow-up.