Palestinian boy Ahmed Dawabsha, the only survivor of his family, attends a lesson on the first day of a new school year, in the West Bank city of Nablus, on Aug 28, 2016. The Dawabsha family house in Duma village near Nablus was set ablaze on July 31, 2015, which killed 18-month-old Ali and seriously injured his mother and father who later passed away. [Photo/Xinhua]