 The 103rd moved into the line on 8 December, and began its attack on the 9th.On the 11th, Co B, less one platoon serving as part of the Palace Guard at the Division CP, was attached to the 411th IR.As with most tank destroyer units by this stage of the war, it only rarely fought against enemy armor; more commonly, it provided fire support against strongpoints and observation posts or indirect fire to support infantry units.