WASHINGTON -- The Supreme Court will hear oral arguments Wednesday in a Washington state case in which religious conservatives fear retaliation from gay rights groups if the names of the 138,000 people who signed ballot petitions to overturn a same-sex domestic partnership law are released. State officials say the Washington Public Disclosure Act, approved by voters nearly 40 years ago, requires the release of signatures on initiative and referenda petitions. Until now, no one had ever challenged their release. Though Referendum 71 is at the heart of the legal dispute, the issues are far broader, including how open the state's...