The report released by the Bipartisan Policy Center is a tenth anniversary "report card" on the recommendations of the 9/11 Commission.
In 2004, the Commission made 41 recommendations for improving U.S. safety and preparedness in the face of a terrorist attack. According to the report, nine of those are still unfinished. Most notably, the ability to detect explosives which could bring down a plane is still limited and communications problems among emergency responders have not been remedied.
Click here for the full report.