This photo provided by the Italian Navy's Press Office Monday, May 4, 2015 shows members of an an Italian Navy unit, on the dinghy at right, as they rescue migrants in the Mediterranean Sea, Sunday, May 3, 2015. In a three-day period ending Sunday, 6,771 survivors were rescued at sea north of Libya from overcrowded rubber dinghies and unseaworthy fishing boats used by smugglers. (Italian Navy via AP)