 The latter ship's four survivors, on a raft when the U-boat came to investigate, played dead as they did not wish to be taken prisoner.On her third sortie "U-124" sank "Empire Thunder" north-northeast of Rockall on 6 January 1941.On her fourth patrol the boat sank 11 ships, four on the same day north of the Cape Verde Islands on 8 March 1941; "Nardana", "Hindpool", "Tielbank" and "Lahore" .