 Complete the following phrase:  Chickadee cleared Naval Station Charleston, South Carolina, on 7 April for Milford Haven, Wales, arriving there on 12 May. For the remainder of the month, the minesweeper engaged in training exercises for the coming invasion of Europe. Arriving off Normandy on 5 June 1944, Chickadee swept fire support channels into Baie de la Seine and throughout the various assault areas along the French coast in support of Operation Overlord, 