The leaders of the review board, veteran diplomat Thomas Pickering and former Joint Chiefs Chairman Mike Mullen, have offered to testify publicly about their findings and to answer critics who say the probe was incomplete. Rep. Darrell Issa, R-Calif., chairman of the House Oversight committee, has issued a subpoena to compel Pickering to testify in closed session first.
And congressional Republicans say they will keep pressing for more documents, such as details of military orders during the attack.
Associated Press writer Donna Cassata contributed to this report.
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