There 13 dead bodies aboard an overloaded boat full of immigrants aided yesterday in the Strait of Sicily by the Irish military boat "L. E. Niamh.". On the refugee boat were 522 people, and the corpses lay among them. The causes of the deaths of the 13 were not clear. Besides this operation, yesterday saw another four rescue operations in the waters of the Mediterranean, and 1,810 refugees were brought to safety in Sicily. From the online Palermo edition of La Repubblica.