David Ray Griffin has done admirable and painstaking research in reviewing the mysteries surrounding the 9/11 attacks. It is the most persuasive argument I have seen for further investigation [into] that historic and troubling event.
![David Ray Griffin has done admirable and painstaking research in reviewing the mysteries surrounding the 9/11 attacks. It is the most persuasive argument I have seen for further investigation [into] that historic and](http://cdn.quoteddaily.com/images/howard-zinn/david-ray-griffin-has-done-admirable-and-painstaking-research-in-reviewing-the-mysteries-surrounding-the-9-11-attacks-it-is.jpg)
David Ray Griffin has done admirable and painstaking research in reviewing the mysteries surrounding the 9/11 attacks. It is the most persuasive argument I have seen for further investigation [into] that historic and troubling event.