 January 1978 was spent in grooming for a multi-threat training exercise, "READEX 1-78", which took place in February in the southern Florida and Caribbean operating areas.Returning to Charleston late in the month, "Wainwright" entered the Charleston Naval Shipyard on 23 February for the commencement of a scheduled 13-month overhaul which concluded in March 1979.On 18 April 1988, "Wainwright" participated in Operation Praying Mantis.