Some 168 people are still missing in Nigeria after a deadly attack on a busy train last week, the state rail company says. It is not clear how many of the 168 have been kidnapped for ransom – some may have gone home without telling the authorities. Gunmen blew up a section of track between the capital, Abuja, and the northern city of Kaduna last Monday. During the ordeal at least eight passengers were killed. One survivor has told the BBC how a decision to change carriage could have saved his life, and the lives of his family. “I am happy that I am alive and well,” he said on condition of anonymity.(BBC)…[+]