Suicide bomber kills 10 in the heart of Istanbul’s tourist district

People get away from the area after an explosion near the Blue Mosque in the Sultanahmet district of central Istanbul.

A Turkish police officer patrols past a derelict building in Istanbul’s tourist hub of Sultanahmet after a blast killed at least 10 people.

Policemen search for evidence at the historic Sultanahmet district after an explosion in Istanbul.

People react after a blast in Istanbul’s tourist hub of Sultanahmet on Tuesday.

Tourists leave the area near the site of a blast in Istanbul’s tourist hub of Sultanahmet.

Turkish police stand next to ambulances as they block access to the Blue Mosque area after a blast in Istanbul’s tourist hub of Sultanahmet left 10 people dead.

Turkish police cordon off the Blue Mosque area after a blast in Istanbul’s tourist hub of Sultanahmet left 10 people dead.

A tourist passes in front of Hagia Sophia Museum after an explosion at the nearby Blue Mosque.

Turkish police secure the area after an explosion in the central Istanbul Sultanahmet district in Istanbul.

Turkish sellers wait for tourists after an explosion near the Blue Mosque in the Sultanahmet district of central Istanbul.