 Complete the following phrase:  In early 1944 5MWS became part of a force of RAAF and United States Army aviation engineer units which were selected to build airfields at Aitape in New Guinea from which air support would be provided to Allied operations around Hollandia after US Army forces landed there on 22 April. 5MWS departed Melbourne on 15 February, and eventually joined up with the main body of the airfield engineer force at Lae on 1 April where it received training in infantry tactics. The Landing at Aitape took place on 22 April, and 5MWS came ashore the next day. The airfield at Aitape was ready to be used from 25 April and was later expanded by the aviation engineers. On 6 July 5MWS landed on Noemfoor Island where it again formed part of an aviation engineer force tasked with repairing and expanding the islands airfields. Allied forces had first 