A Muslim Brotherhood-linked terrorist movement killed on Thursday a civilian allegedly for cooperation with police forces, Al Bawaba News reported. The Revolutionary Punishment terrorist group announced in a seven-minute online video the murdered, a resident of Helwan neighborhood, informed police on the MB supporters. The national anthem of the Islamic State (IS), known in Arabic as Salel Al Sawarem, was heard during the video. Police officials said the movement is backed and fundraised by the outlawed MB group.