Migrants wait to disembark from the Irish Navy vessel Le Niamh in the Sicilian harbour of Palermo, August 6, 2015. Hopes faded of finding survivors of the latest Mediterranean boat tragedy, in which an estimated 200 migrants drowned, on Thursday as rescue ships were called to the aid of more migrant boats in the same area. REUTERS/Guglielmo Mangiapane TPX IMAGES OF THE DAY