Former U-boat commander Captain Karl-Friedrich Merten, 79, of Waldshurst off the Swiss German border (dark suit, centre front row) with survivors of the SS City of Cairo in London today for the reunion lunch aboard HMS Belfast to commemorate publications of the book "Goodnight, Sorry for Sinking You," his apparent words after torpedoing the vessel in the South Atlantic in 1942 and leaving them in small boats 500 miles from land. 14 September 1984