Pretrial hearings resume in Guantanamo Bay for five 9/11 defendants
As the 20th anniversary of the September 11 attacks approaches, pretrial hearings are resuming in Guantanamo Bay for five men accused of helping the 9/11 hijackers. Charges against the men were filed nine years ago, but the proceedings have experienced several delays. CBS News senior investigative correspondent Catherine Herridge joins CBSN's "Red & Blue" host Elaine Quijano to discuss.