CAIRO, March 25, 2018 - Police launched an effective security campaign, shortly after the Alexandria terrorist attack that resulted in the martyrdom of two policemen, against hideouts of elements belonging to Hassm group, the armed wing of the Muslim Brotherhood terrorist group. Police uncovered the terrorist outpost hiding a number of terrorists in one of the residential apartments in Al-Beheira governorate and after exchange of fire, 6 terrorists were killed, a statement by the ministry of the Interior said on Sunday.