Former Secretary of State Hillary Clinton needs to provide "hours and hours" of private depositions if any House select committee is effective in uncovering what happened in the 2012 Benghazi deaths that killed four Americans, former U.N. Ambassador John Bolton said on Saturday. "The public hearings that get so much attention are the last things that should happen," Bolton, who served in the George W. Bush White House, told Jeanine Pirro on her Fox News program. "We need former Secretary of State Hillary Clinton giving hours and hours of depositions before they put her back out in public testimony. That's...