Migrants and refugees wait to disembark in the port of Messina following a rescue operation at sea by the Italian Coast Guard ship "Diciotti" on March 17, 2016 in Sicily. 
More than 2,400 migrants and three corpses have been recovered from people smugglers' boats off Libya Italy's coastguard said on March 16, 2016. After several quiet weeks, the figures represent a pick-up in the flow of migrants attempting to reach Italy via Libya, a route through which around 330,000 people have made it to Europe since the start of 2014. / AFP / GIOVANNI ISOLINO        (Photo credit should read GIOVANNI ISOLINO/AFP via Getty Images)