 Complete the following phrase:  During the New Georgia Campaign, the 1st Marine Raider Regiment was task organized for a new mission with the 1st and 4th Raiders, and two attached battalions of the 37th Infantry Division, commanded by Liversedge. At the same time, the 2nd and 3rd Raider Battalions were temporarily attached to the 2nd Marine Raider Regiment Provisional under Shapley, for the 