Lawyers representing a co-defendant of indicted House Majority Leader Tom DeLay have sent a letter to the makers of a new film about the DeLay investigation, saying they will seek a subpoena that would order the filmmakers to turn over a copy of the film and all unused footage from the project. The Big Buy chronicles Travis County, Texas prosecutor Ronnie Earle as he pursued the investigation that led to DeLay's indictment on conspiracy charges last week and on money-laundering charges yesterday. Filmmakers Mark Birnbaum and Jim Schermbeck describe the film as "a Texas noir political detective story" about the...