The Egyptian interior ministry said at least three people have died and dozens more are injured after a car bomb exploded outside police headquarters in Cairo.
The vehicle was attempting to enter the security compound, the ministry added.
More top news
Councils call for urgent changes to law that allow minibus drivers to operate without criminal record checks.
The maintenance worker spent 10 days in hospital after plunging 9.5 metres from a scaffold tower at a disused station.
Workers and managers are to stage another strike on Saturday amid a long-running dispute over jobs, pensions and closures.