An explosion has been reported on a busy pedestrian avenue in the Turkish city of Istanbul. The road is one of the city’s busiest shopping streets and is close to several tourist attractions.
Turkish media has said several people have been killed and injured in a suspected suicide bombing on Istiklal Avenue, close to the city’s Taksim Square.
The cause of the explosion has not been confirmed by officials.
Online footage showed panicked residents fleeing the scene with multiple people lying on the ground.