At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At leaAt least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016st 16 people have been killed and dozens more injured after tAt least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At leAt least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016ast 16 people have been killed and dozens more injured after tAt least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016At least 16 people have been killed and dozens more injured after two trains carrying hundreds of passengers collided in Pakistan’s southern port city of Karachi on November 3, 2016