 Complete the following phrase:  In June 1915, nearly a year after Britains entry into the First World War, Risk received his commission as a second lieutet in the Gordon Highlanders. He won an MC and Bar, for conspicuous gallantry and devotion to duty in actions at Rœux Chemical Works during the Battle of Arras in spring 1917 and during the Battle of the Scarpe in August 1918. Risk rose to the rank of captain during the course of his war service, having been promoted to lieutet in July 1917 and to captain in April 1918. He left his battalion on special leave to Britain on 25 September 1918 and would see no further action before the 