Erdogan visited Gungoren neighborhood in Istanbul where two explosions occurred killing 17 people late on Sunday.

Erdogan stressed the importance of unity and integrity of citizens after the terrorist attacks.

Erdogan offered his condolences to the families of victims, and said, "there were 154 injured people after the explosions. Now, we have 50 wounded citizens at hospitals; the rest of them were discharged. Seven of our citizens are in serious condition."

Erdogan said that terrorism was a phenomenon which did not have religion, nation and race, adding that Turkey had been fighting against terrorism for 30-35 years.

Two bombs exploded minutes apart in one of Istanbul's busiest districts on Sunday night, killing 17 and injuring 115 others.

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