A watchdog group on Monday sued the U.S. government, accusing the Obama White House of interfering in and thwarting the release of public documents under the Freedom of Information Act. The lawsuit filed in the U.S. District Court for the District of Columbia by the group Cause of Action (CoA) names 12 federal agencies that delayed the release of documents so officials could consult with White House under a new process established in spring 2009. The process, which gave White House officials review authority over documents that federal agencies wanted to release that mentioned the White House or presidential aides,...