With Earth Day as a backdrop to the concern about use of fossil fuels, Sen. Dianne Feinstein (D. Calif.), said that “until we build the replacements for gasoline…there ought to be a prohibition on market speculation.”
(Source: “US Senators Grow Louder In Call For Oil-Market Probe”, Dow Jones Newswires, 4/23/2008)
UPDATE: Fixed the link. Note that the subtly different WSJ title for this article is, “Democrats Demand Probe Of Oil-Market Speculation”.