Egypt: Strong Explosion Rocks Police Station 5 are killed and 80 injured in apparent car bombing By Newser Editors and Wire Services Posted Dec 23, 2013 6:42 PM CST 6 comments Comments Egyptian policemen pray during a military funeral for policemen who were killed during Wednesday's clashes in Cairo, Egypt, Thursday, Aug. 15, 2013. (AP Photo/Amr Nabil) (Newser) – Egypt's official news agency and a security official say five people were killed and scores others injured when a strong explosion rocked a police headquarters in a Nile Delta city north of Cairo. The Middle East News Agency says the explosion took place at 1:10am on Tuesday, at Dakahlia security headquarters in the Nile Delta province of Mansour, causing collapse of parts of the five-floor building. A security official says 5 people were killed and 80 injured. The official added that initial investigation suggested that a car bomb caused the explosion. He spoke on condition of anonymity because he was not authorized to speak to the press. The attack comes a day after an al-Qaeda-inspired group called on police and army to desert or face death.