Exxon Wagers $31 Billion on Gas Deal Wall Street Journal – 12/15/09

Natural Gas Play: Exxon Mobil Buying XTO Energy For $31B & $10B In DebtNPR News Blog – 12/14/09

21st Century Filling StationAustin Business Journal – 12/15/09

Gustavo Coronel: Oil Shales: Still in the Future; Shale Gas: Already in the PipelinePetroleum World – 12/15/09

U.S. Oil Companies Lose Out in Iraq Oil Auction DigitalJournal.com – 12/14/09

Despite Sense of Entitlement, US Companies Lose Iraq Oil AuctionsAntiWar.com – 12/14/09