"Oct. 22, 2003 | Last Thursday, a senior White House official called Mariane Pearl and Paul Steiger,the managing editor of the Wall Street Journal, to report a new, key development in the investigationinto the death of Mariane's husband, Journal reporter Daniel Pearl. "We have now establishedenough links and credible evidence to think that Khalid Sheikh Mohammed" -- the mastermind behind the9/11 attacks -- "was involved in your husband's murder," the official told Mariane.