The attentive reader of ''Fiasco: The American Military Adventure in Iraq'' will quickly run out of yellow ink highlighting all the misjudgments and missteps that, according to the book, have characterized the U.S. invasion and occupation. The book is a haunting catalog of prescient warnings against invading, inaccurate predictions by Bush administration officials and a few generals, and chronic mistakes in battling an unanticipated insurgency. Thomas E. Ricks could have filled 300 pages simply by compiling lists of examples. That, however, would not have made for the highly readable and disturbing book he has written. ''Fiasco'' is enlivened by on-the-record,...