A third explosion has been reported outside a police station in Cairo, hours after a car bomb killed at least four people and a second explosion in the Egyptian capital killed a police officer.
There were no immediate reports of casualties from the third blast, which was heard in the Talbeya neighbourhood in the suburb of Giza.
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Two were taken to hospital and three others were treated at the scene.
Nikki Haley said the organisation was not worthy of its name.
Rain in the northwest with some heavy outbreaks will sink slowly southeastwards