(ANSA) - BELGRADE, OCT 15 - "We've lost control of our borders," said British Home Secretary Shabana Mahmood, who is chairing today's migrant summit at Lancaster House in London with representatives from Western Balkan and some EU countries. According to media reports, the Home Office Minister in Keir Starmer's Labour government has issued a warning about illegal immigration that concerns not only the United Kingdom but Europe as a whole. (ANSA).