The emails received included ` ` nothing specific , '' a U.S. official said . It came from the wife of a man later convicted of helping plan the attack . Reports : A former wife had expressed concerns about the man two days earlier .
The information received included `` nothing specific , '' a U.S. official says . It came from the wife of a man later convicted of helping plan the attack . Reports : A former wife had expressed concern about the man two years earlier .