A young nun in Croatia whose claims she had been stabbed by a stranger whipped up an anti-migrant furore, inflicted the wounds on herself, police believe. The 35-year-old woman was admitted to hospital on Friday suffering minor knife wounds to her abdomen. The Catholic sister, who teaches religious studies at a primary school and is a keen football fan, claimed that she had been attacked in the streets of Zagreb, the capital, by a man she did not know. Reports of the alleged ambush quickly proliferated on social media, with claims that she had been stabbed by a migrant who...