usually necessi-~ Possibility of success in any undertaking This risk must be shared tates the acceptance of calculated risk. by all who participate in the undertaking. Those who devise the should con~ security regulations to be followed in an operation tinually remind themselves of their responsibility for the success of the entire operation. Prior to its promulgation, a security policy designed for application within a large task force should be closely examined from the viewpoint of the field commander to insure that all requirements established by the policy are realistic and workable at the level of the operating unit. A fresh approach to the security problem seems to be desirable. That approach should be logical and realistic. It is possible that our notorious weakness in security matters can be remedied if we initially recognize the impossible aspects of situations which confront us and continuously strive to avoid the impractical aspects ‘of those situations. . | CONTROL OF AIRCRAFT | It is generally recognized that the degree of efficiency attainable under an arrangement of completely unified command can not be matched by any other system of control. However, under existing conditions, ‘complete wmification of command is patently impossible in any effort involving two or more of the armed serv- ices. As a substitute therefor "operational control” hag been widely employed in joint endeavors and much dependence has been placed Section VIII 93 ae we -e

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