At least 97 migrants went missing after their boat sank today off the Libyan coast. A navy spokesman said, those missing include 15 women and five children. <br/><br/>He said the Libyan coast guard had rescued a further 23 migrants of various African nationalities just under 10 kilometres off the coast of Tripoli. <br/><br/>The boat's hull was completely destroyed and the survivors, all men, were found clinging to a floating device, he said.<br/>