Unidentified militants attacked a military car in Arish city, North Sinai, killing an officer and injuring 3 soldiers, in the second attack against security forces Tuesday, according to Al Youm7 newspaper. Security sources confirmed that unidentified assailants targeted the car with RPG shells in Arish city, North Sinai. No claims for the attack have been made as of yet. Wilayet Sinai, formerly known as Ansar Bayt Al Maqdis, had claimed responsibility for the suicide car bombing on a Central Security Forces camp early Tuesday, which left a civilian dead and 33 injured, including 30 policemen.