ISTANBUL, April 27 (Xinhua) -- A firefighter and four others were wounded on Friday in a fire erupted at a hotel in central Istanbul, Turkish media reported.

According to media reports, the fire broke out in the sauna section of the hotel located near the historic Sultanahmet Square. The private Dogan News Agency said one of the wounded was in serious condition.

A firefighter was reportedly injured in efforts to extinguish the fire.

The cause of the fire was not immediately clear, Dogan said, noting an investigation has been launched into the incident.?