High Quality Content by WIKIPEDIA articles! Haste (PG-92), was one of a group of Canadian corvettes turned over to the United States Navy and manned by the Coast Guard. She was launched as Mandrake (CN-310) by Morton Engineering Dry Dock Co., Quebec, Canada, 22 August 1942, taken over by the US Navy renamed, and commissioned 6 April 1943, Lt. W. A. Dobbs, USCG commanding.