The organisers of a "March Against Fear" planned for Sunday to mark the Brussels terror attacks said they had cancelled the event after the authorities asked them to do so because of security fears. "We understand this request. The security of our citizens is an absolute priority. We join the authorities in proposing a delay and ask people not to come this Sunday," the organisers said in a statement on Saturday. The authorities earlier asked for the march to be put off, perhaps for several weeks, to allow the police to concentrate their resources on the investigation into the attacks...