An Iraq war and Royal Navy veteran has been identified as the driver whose quick-thinking saved the lives of passengers on the train he was driving.Peterborough man, Andrew Johnson, diverted the train heading to London to Huntingdon station within minutes of being told about the mass stabbing, The Telegraph reported.Mr Johnson’s actions allowed a quick response from emergency services.The man is understood to have finished his career as a Chief Petty Officer and worked as a weapons engineer.