At least 15 people are injured in a fire incident at the busiest subway station in Hong Kong. The fire broke out because of an unknown person, reports the South China Morning Post. According to eyewitness, the perpetrator threw a Molotov cocktail at the passengers and got burned himself because of it.

The metro station is temporarily closed for passengers. Two of the injured are in a critical condition, but their lives are not in danger. The police are investigating the causes of the criminal behavior.