BRITAIN-SYRIA-CONFLICT-REFUGEE-IMMIGRATION-DIPLOMACY

British Prime Minister David Cameron (L) and German Chancellor Angela Merkel attend a donor conference entitled 'Supporting Syria & The Region' at the QEII centre in central London on February 4, 2016. World leaders gather in London on Thursday to try to raise $9 billion (8.3 billion euros) for the millions of Syrians hit by the country's civil war and a refugee crisis spanning Europe and the Middle East. / AFP / POOL / TOBY MELVILLE