[JURIST] Lawyers representing I. Lewis "Scooter" Libby [JURIST news archive], Vice President Dick Cheney's former chief of staff indicted in the CIA leak case [JURIST news archive], have asked the federal judge presiding over the case to force prosecutors to turn over information about what reporters knew about Valerie Plame before her identity was publicly disclosed. Libby has pleaded not guilty [JURIST report] to charges [PDF indictment; JURIST report] of obstructing justice, perjury and making false statements. In the motion Thursday, his lawyers said the requested documents concern three issues: what the press knew about Plame's work before her identity was disclosed in a July 2003 column, where they learned the information, and with whom was the information discussed. Libby's lawyers are also requesting the use of classified evidence [JURIST report] and plan to subpoena journalists [JURIST report] and news organizations for reporters' notes and records. Reuters has more.