´óÏó´«Ã½

The Tunisian government says nearly 2,500 people have left the country to fight jihad. Mohamed Iqbal Ben Rajab has set up an organisation in Tunis to look after the interests of the families the jihadis leave behind. He has a very particular reason for setting it up - it's a story that starts last year with his 23-year-old disabled brother Hamza. Owen Bennett Jones asked him first about Hamza's disability.