 But he "regarded co-operation with anyone who was not in the US Navy or under its command as poor security".One senior British officer said the atmosphere at FRUMEL was "What is yours is mine, and what is mine is my own", and Fabian (backed by Redman and Herbert Leary) was not interested in any exchange of material with the Army's Central Bureau.Once Fabian burnt a document in front of MacArthur's Intelligence Officer (G-2), Major General Charles A. Willoughby, to demonstrate that only MacArthur himself and Sutherland could be present at FRUMEL briefings and that Willoughby was not allowed to see it (see Central Bureau).