According to the authorities, the blast occurred on the İstiklal Caddesi avenue in the center of Istanbul on Sunday, leaving at least 4 dead and 38 wounded.
"There was an explosion on İstiklal Street overlooking Taksim Square in Istanbul. It is reported that many people were injured in the explosion. After the incident, many medical teams were sent to the area. Security forces cordoned off the area," TV said.
There has been no additional information on the cause of the blast so far.
A witness told Sputnik that police are evacuating people from the area.
