Story highlights ISIS claimed responsibility for explosion

Blast occurs after police raid apartment

Three police officers among the dead

(CNN) An explosion in Egypt killed six people, including three police officers and a civilian who was passing by, the Interior Ministry said Thursday.

ISIS claimed responsibility for the blast in a statement posted to Twitter that was retweeted by several supporters. ISIS claimed to have killed 10 security officers and wounded 20 others.

The explosion in Giza, Egypt's third-largest city, occurred after a joint police force raid at an apartment where members of the "terrorist Muslim Brotherhood" group made and stored explosives and IEDs, the ministry.

"As the explosive expert was working on one of these explosives to secure the apartment, a booby trap blew up," killing three police officers and a citizen passing by, the ministry said.

Two unidentified bodies were found and 13 people were injured, according to the ministry.

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