    Senterce..t: The best the investigators can-da is “nitpick  about the process arid ‘substance of ‘olated business  decisions ... and question hig competence as a manager.    Sentence z: Ebbers' lawyer’ ; Reid Weingarten ; said despite  the thorough investigation , * the best the investigators can  dos nitpick about, the’ process and substance of solated  business deckions .”         