Mysterious toxic gas kills 14 people in Pakistan's Karachi February 18, 2020 at 03:59AM

The source of a toxic gas leak remained unclear on Tuesday. Officials said 14 people have been killed so far. Ziauddin hospital spokesperson Amir Shehzad told the newspaper that nine deaths took place at the hospital's Keamari Campus over the course of the past two days. Dozens of others have been hospitalised in various medical facilities across the city.