Up to 500 migrants are feared to have drowned in the Mediterranean while en route to Italy from Libya by boat last week, the UN refugee agency said Wednesday.<br />The shipwreck is one of the deadliest to take place in the Mediterranean in months.<br />A group of 100-200 people from African countries departed Libya and once at sea, smugglers brought more people on board using a smaller boat.<br />This overloaded the vessel, causing it to sink.<br />The agency said 41 survivors are currently being housed in a stadium in Kalamata, Greece.<br />If confirmed, the incident would raise the total number of people who have drowned while attempting the sea crossing to Europe to over 1,000.
