At least five people were killed and more than a dozen injured when a passenger train derailed in Pakistan's Punjab province on October 13. The cause is still unknown and the investigation is ongoing, according to officials. President Asif Ali Zardari ordered a transparent investigation

At least five people were killed and more than a dozen injured when a passenger train derailed in Pakistan's Punjab province on October 13. The cause is still unknown and the investigation is ongoing, according to officials. President Asif Ali Zardari ordered a transparent investigation