BOGOTA, Colombia (AP) - A single laptop can reveal much, and so it is with the digital treasure chest that Colombian commandos found in the jungle quarters of slain rebel leader Raul Reyes. Files in the computer seized in Saturday's raid into Ecuador that claimed the lives of Reyes and 23 of his comrades offer an intimate portrait of Venezuelan President Hugo Chavez's desire to undermine Colombia's U.S.-allied government. If authentic, the documents show that sympathies Chavez first aired publicly in January grew out of a relationship that dates back more than a decade. But Chavez is not one of...