For the past seventeen years British Sikh Ravi Singh has been working to provide help to victims of disaster situations across the world, based on the Sikh principle of Seva, or selfless service. To mark the birthday of the founder of the Sikh faith, Guru Nanak, we follow Ravi's extraordinary journey to northern Iraq where, putting his life on the line, he provides aid to 400 Yazidi families forced from their homes by the war against so called Islamic State. Show less