 Complete the following phrase:  On April 13, 1941, Tarigo, along with the destroyers Lampo and Baleno, sailed from Naples to escort a Tripoli-bound convoy composed of the steamers Arta, Adana, Aegina, Iserlohn and Sabaudia all German, except for the latter with troops and supplies for the Afrika Korps. De Cristofaro was the escort leader. In the early hours of April 16, off the Kerkennah, the convoy 