America's most sensitive military secrets will be sought even more aggressively by one of the most effective spy services in the world - Cuban intelligence. Raul Castro, general and political leader of the Communist ruled island, is beginning to move Cuba's espionage apparatus under military control, signaling greater discipline and focus -- all directed against Havana's only enemy, the United States. Increased Cuban espionage will occur as the island moves to "liberalize" its tattered economy.