The Egyptian army killed Sunday eight Wilayat Sinai militants and injured nine others in North Sinai's Sheikh Zuweid and Rafah cities, security sources told Al Bawaba News. The sources added that the Apache helicopters have targeted Wilayat Sinai sites and managed to destroy four vehicles were prepared to be used in terrorist operations. Since September 2013, the Egyptian army has been carrying out an ongoing military campaign against Wilayat Sinai, formerly known as Ansar Bayt Al Maqdis, after it had claimed responsibility for several attacks targeting Egyptian military and police personnel.