'Sold!' Auctioneers race to unload oil equipment as U.S. drilling dries up

Fast-talking auctioneer Greg Highsmith sung out dozens of prices - "seventy-five-hundred now, $10,000 now, be able to get 15,000?" - before a North Dakotan buyer paid $27,500 for a used Caterpillar oil swabbing rig on Friday.