At least one conscript was killed Monday and three others injured in an armed attack by Wilayat Sinai terrorist group militants on a security checkpoint in south of the city of Arish, northern Sinai governorate. Security forces have set up a security cordon in order to secure the area and search for any potential threat, as well as for detectives to begin their investigations, Al Bawaba News reported. The injured were rushed to a military hospital in Arish to receive medical treatment.