sentences:  Admiral Burrough meanwhile transferred his flag to the destroyer whilst "Nigeria" returned to Gibraltar.She was sent from there to the United States for repairs, which took nine months to complete.After these were complete, she operated off the South African coast, and on 12 March 1943 she picked up 30 survivors from the American merchant that was torpedoed and sunk on 8 March 1943 by the about north-east of Durban.