 Complete the following phrase:  On 28 December 1944, Shadwell embarked elements of the 1060th Engineer Battalion, United States Army, and sailed from New Guinea with Task Force 78 TF 78. Though her convoy came under continual submarine, surface, and air attack, so efficient were the screening units that Shadwells guns remained silent throughout the entire voyage to Lingayen Gulf, Luzon, P.I. However, on 9 January 1945 D-Day for the 