‘A long-classified U.S. report released Friday found that some of the 9/11 hijackers were in contact with and received support from individuals likely connected to the Saudi government.

Known as the “28 pages,” the secret document was part of a 2002 Congressional Joint Inquiry into the Sept. 11 attacks and has been classified since the report’s completion, despite repeated calls for its release. The document, which the administration finally delivered to Congress earlier Friday, actually contains 29 pages of material, plus a letter from then-CIA Director George Tenet.’

Read more: Congress releases secret ’28 pages’ on alleged Saudi 9/11 ties