 Complete the following phrase:  The 50th Holding Battalion was raised in June 1940. The battalions purpose was to temporarily hold men who were medically unfit or homeless, awaiting orders, on courses or returning from abroad. In October, it was redesignated as the 10th Battalion and joined the 210th Independent Infantry Brigade Home and then the 203rd Independent Infantry Brigade Home. The battalion was again re-designated as the 2nd Battalion on 28 May 1942 after the original 2nd Battalion was 