Reason Morning Links: Unstable Cement Edition

• Investigators say Halliburton and BP knew in advance that the cement at the Macondo well was unstable.
• Rasmussen: 65% of Americans want to vote out the entire Congress.
• Gallup: 46% of Americans want legal marijuana.
• Ralph Nader endorses a Libertarian candidate.
• On funding child soldiers.
• Senators are rich.